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 Depdendent Variable

 Number of equations to solve: 23456789
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 Dependent Variable

 Number of inequalities to solve: 23456789
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# Linear Equation Problems

1 Solve 7(x+21)=52.

f. None of these

2 Solve the following equation. x2-16x+52=-8

3 Graph the following linear equation. 26=8x + 10

4 Solve the following equation. x2 - 5x - 22 =2

5 Find the slope of the line which is perpendicular to the line which contains the points(-9,-5）, （-4, 7）.

h. None of these

6 Find the x-intercept of the following linear equation. 8 - 8y =4x - 6

f. None of these

7 Graph the following linear equation. 8 - 5y =3x + 5

8 Solve the following equation. x - 16x + 97 = 3x + 7

9 Solve 9 （x + 76）=20 （14x - 16 ）+ 28x.

e. None of these

10 Graph the following linear equation. 7 - 4y = 4

11 Solve 46x + 75 = 4.

f. None of these

12 Suppose you need 7 pounds of dog found that costs of \$2. 73 per pound. How many pounds of cheap dog food which costs \$1. 76 per pound should be mixed with premium dog food which costs \$3. 61 per pound? The answer is only the pounds of cheap dog food used.

a. 13. 621 621 6
b. 10. 291 891 9
c. 23. 989 189 2
d. 3. 329 729 73
e. 3. 52
f. None of these

13 Solve the following equation. x  - 8x + 14 = -1

14 Find the equation of the line which contains the points (-4, 14 ), (4,-26) and write it in slope-intercept form.

a. y = -6x - 5
b. y =5x + 6
c. y =5 - 6x
d. y = -5x - 6
e. y =6 - 5x
f. y =5x - 6
g. None of these

15 Find the slope of the line which is parallel to the line which contains the points (-6,-10), (-4,-9).

g. None of these

16 Find the slope of the line which contains the points （6,-9）, （5, 4）.

g. None of these

17 Solve .

e. None of these

18 Suppose you need 3 gallons of 46% antifreeze solution. How many gallons of 5% solution should be mixed with 63% solution? The answer is only the number of gallons of 5% solution.

f. None of these

19 Suppose you need 3 gallons of 30% antifreeze solution. How many gallons of 18% solution should be mixed with 86% solution? The answer is only the number of gallons of 18% solution.

f. None of these

20 Solve the following equation. x2 - 5x + 22= 8x - 8

21 Solve 5(x + 12) = 20(26x - 25) + 31x.

e. None of these

22 Solve 47(x + 90)= 48.

f. None of these

23 Solve the following equation. x2 - 3x - 65= 5

24 Graph the following linear equation. y =7 - 5x

25 Find the slope of the following linear equation. 3y + 3=10x + 5

g. None of these

26 Graph the following linear equation. 2 - 4y =8x + 5

27 Solve a(x + b）= c.

a. （a + b）/c
b. （c - a）/b
c. （c - b）/a
d. c/a - b
e. c/b - a
f. None of these

28 Graph the following linear equation. y =10 - 3x

29 Find the x-intercept of the following linear equation. -5y - 9 =6x - 10

f. None of these

30 Find the slope of the line which contains the points (-9, 5) ,(6,-7).

g. None of these

31 Graph the following linear equation. -16 =10x + 4

32 Solve 50x + 6 =70.

f. None of these

33 Find the slope of the line which is parallel to the line which contains the points (5,-6), (-8, 9).

g. None of these

34 Solve the following equation. 6x2 - 23x + 7 = -8

35 Find the y-intercept of the following linear equation. 7y + 9 =5 - 7x

h. None of these

36 Suppose you need 9 pounds of dog found that costs of \$2. 81 per pound. How many pounds of cheap dog food which costs \$1. 25 per pound should be mixed with premium dog food which costs \$3. 95 per pound? The answer is only the pounds of cheap dog food used.

a. 13. 133 333 3
b. 3. 8
c. 9. 333 333 33
d. 22. 533 333 3
e. 8. 274 193 55
f. None of these

37 Find the slope of the following linear equation. 2y + 6 =10x + 4

g. None of these

38 Find the y-intercept of the following linear equation. -7y - 5 =7x - 6

h. None of these

39 Graph the following linear equation. 2 - 3y= 6

40 Solve the following equation. 6x2 - 56x + 16 = -2

41 Solve .

e. None of these

42 Find the equation of the line which contains the points （4, 15）, （-4,-33） and write it in slope-intercept form.

a. y = -9x - 6
b. y = -6x - 9
c. y =6x - 9
d. y =6 - 9x
e. y =6x + 9
f. y =9 - 6x
g. None of these

43 Find the slope of the line which is perpendicular to the line which contains the points (-4, 8), (-7, 7).

h. None of these