Exam Review #1 Question Preview (ID: 28728)
Practice Solving Equations.
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Simplify 3x-5-x
a) 2x
b) no solution
c) 2x-5
d)
Simplify: 4x - 5y + x + 7y
a) 11y + 5x
b) 5x + 2y
c) No solution
d)
Evaluate -2(x+3y) for x=3 and y= -4
a) 18
b) 15
c) 0
d)
Solve: 15x = -2
a) 7.5
b) -7.5
c) -2/15
d) 2/15
Solve: 20 -3x = 26
a) 2
b) 46/3
c) -2
d) -46/3
Solve: 8x + 2x + 6 - 3x = 20
a) 2
b) 26/7
c) -1/2
d) 20/13
Solve: 3(5x - 10) = 3x + 12
a) 7/2
b) -3/2
c) 11/6
d) 1/6
Simplify: -(5 - 2x + y)
a) -5 -2x +y
b) -5 - 10x -5y
c) -5 + 2x -y
d) -5 +2x +y
Which equation represents two pounds of nuts which cost x dollars a pound, and four pounds of chocolates which cost $3.
a) 2x + 60 = 4
b) 2(x+4) = 20
c) 2x + 12 = 20
d) 2(x+12) = 20
solve 3/12 = 2/(y=6)
a) y=6
b) y=5
c) y=2
d) y=-5.5
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