3(x+7)=-2(4x-5)

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Solution for 3(x+7)=-2(4x-5) equation:


Simplifying
3(x + 7) = -2(4x + -5)

Reorder the terms:
3(7 + x) = -2(4x + -5)
(7 * 3 + x * 3) = -2(4x + -5)
(21 + 3x) = -2(4x + -5)

Reorder the terms:
21 + 3x = -2(-5 + 4x)
21 + 3x = (-5 * -2 + 4x * -2)
21 + 3x = (10 + -8x)

Solving
21 + 3x = 10 + -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 + 3x + 8x = 10 + -8x + 8x

Combine like terms: 3x + 8x = 11x
21 + 11x = 10 + -8x + 8x

Combine like terms: -8x + 8x = 0
21 + 11x = 10 + 0
21 + 11x = 10

Add '-21' to each side of the equation.
21 + -21 + 11x = 10 + -21

Combine like terms: 21 + -21 = 0
0 + 11x = 10 + -21
11x = 10 + -21

Combine like terms: 10 + -21 = -11
11x = -11

Divide each side by '11'.
x = -1

Simplifying
x = -1

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