7(3+2x)=8(x-4)

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Solution for 7(3+2x)=8(x-4) equation:


Simplifying
7(3 + 2x) = 8(x + -4)
(3 * 7 + 2x * 7) = 8(x + -4)
(21 + 14x) = 8(x + -4)

Reorder the terms:
21 + 14x = 8(-4 + x)
21 + 14x = (-4 * 8 + x * 8)
21 + 14x = (-32 + 8x)

Solving
21 + 14x = -32 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
21 + 14x + -8x = -32 + 8x + -8x

Combine like terms: 14x + -8x = 6x
21 + 6x = -32 + 8x + -8x

Combine like terms: 8x + -8x = 0
21 + 6x = -32 + 0
21 + 6x = -32

Add '-21' to each side of the equation.
21 + -21 + 6x = -32 + -21

Combine like terms: 21 + -21 = 0
0 + 6x = -32 + -21
6x = -32 + -21

Combine like terms: -32 + -21 = -53
6x = -53

Divide each side by '6'.
x = -8.833333333

Simplifying
x = -8.833333333

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