Mathematics, 31.03.2020 23:29 vdkgknsdg9996

What reason is incorrect?

4x + 5x + 12 = -6 (given)
9x + 12 = -6 (simplify)
9x = -18 (subtraction)
x = -2 (addition)
-
A) addition
B) given
C) simplify
D) subtraction

Answers: 2

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You know the right answer?

What reason is incorrect?

4x + 5x + 12 = -6 (given)
9x + 12 = -6 (simplify)
...