45+2x=7(-x+8)-74

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Solution for 45+2x=7(-x+8)-74 equation:


Simplifying
45 + 2x = 7(-1x + 8) + -74

Reorder the terms:
45 + 2x = 7(8 + -1x) + -74
45 + 2x = (8 * 7 + -1x * 7) + -74
45 + 2x = (56 + -7x) + -74

Reorder the terms:
45 + 2x = 56 + -74 + -7x

Combine like terms: 56 + -74 = -18
45 + 2x = -18 + -7x

Solving
45 + 2x = -18 + -7x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '7x' to each side of the equation.
45 + 2x + 7x = -18 + -7x + 7x

Combine like terms: 2x + 7x = 9x
45 + 9x = -18 + -7x + 7x

Combine like terms: -7x + 7x = 0
45 + 9x = -18 + 0
45 + 9x = -18

Add '-45' to each side of the equation.
45 + -45 + 9x = -18 + -45

Combine like terms: 45 + -45 = 0
0 + 9x = -18 + -45
9x = -18 + -45

Combine like terms: -18 + -45 = -63
9x = -63

Divide each side by '9'.
x = -7

Simplifying
x = -7

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