Unit Test — Unit test Answers
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Which is a reasonable first step that can be used to solve the equation ?
A
Distribute the 3 to x + 2, and distribute the 5 to (2x – 3).B
Combine 4x and x on the left side of the equation.C
Apply the subtraction property of equality to move the 2 from the left to the right side of the equation.D
Apply the addition property of equality to move the 3 from the right to the left side of the equation.2
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What is the value of x in the equation ?
A
1B
2C
3D
53
Katrina is solving the equation . Which equivalent equations might Katrina use? Check all that apply.
A
x minus 2 x minus 6 = 8 x + 12 minus x minus 4
B
x minus 2 x + 6 = 8 x + 12 minus x + 4
C
x minus 2 x minus 6 = 8 x + 12 minus x + 4
D
x minus 2 x + 3 = 8 x + 3 minus x + 4
E
Negative x minus 6 = 7 x + 8
F
Negative x + 6 = 7 x + 16
G
Negative x minus 6 = 7 x + 16
H
Negative x + 3 = 7 x + 7
4
To solve the equation, Antwan uses the distributive property, combines like terms, then uses the addition and subtraction properties of equality to isolate the variable term on one side of the equation and the constant term on the other side. What are the possible values of the constant after Antwan has completed these steps?
A
–3 or 3B
–3 or 5C
–20 or 5D
–20 or 20Did you find these answers helpful?
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