A) The equation −3x − 9 = −21 is solved as follows. Supply the correct numbers to complete the solution. (1 point)

Question

−3x − 9 = −21
−3x =
x = −3
Subtract 13 from both sides.
Divide both sides by 10.
A) The equation 10x + 13 = −12 is solved as follows. Supply the correct numbers to complete the solution. (1 point)
10x + 13 = −12
10x =
x =
A) Solve 5 − 6x = −7 . (1 point)
x =
Subtract from both sides.
Multiply both sides by , the reciprocal of .
A) The equation x + = − is solved as follows. Fill in the correct numbers to complete the solution. (1 point)

Answer 1

x + = −
x = −
Subtract from both sides.