3(x+7)=4(2x-5)+-10

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Solution for 3(x+7)=4(2x-5)+-10 equation:


Simplifying
3(x + 7) = 4(2x + -5) + -10

Reorder the terms:
3(7 + x) = 4(2x + -5) + -10
(7 * 3 + x * 3) = 4(2x + -5) + -10
(21 + 3x) = 4(2x + -5) + -10

Reorder the terms:
21 + 3x = 4(-5 + 2x) + -10
21 + 3x = (-5 * 4 + 2x * 4) + -10
21 + 3x = (-20 + 8x) + -10

Reorder the terms:
21 + 3x = -20 + -10 + 8x

Combine like terms: -20 + -10 = -30
21 + 3x = -30 + 8x

Solving
21 + 3x = -30 + 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 = -30 + 8x + -8x

Combine like terms: 3x + -8x = -5x
21 + -5x = -30 + 8x + -8x

Combine like terms: 8x + -8x = 0
21 + -5x = -30 + 0
21 + -5x = -30

Add '-21' to each side of the equation.
21 + -21 + -5x = -30 + -21

Combine like terms: 21 + -21 = 0
0 + -5x = -30 + -21
-5x = -30 + -21

Combine like terms: -30 + -21 = -51
-5x = -51

Divide each side by '-5'.
x = 10.2

Simplifying
x = 10.2

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