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

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


Simplifying
3(5 + 2x) = 4x + 7
(5 * 3 + 2x * 3) = 4x + 7
(15 + 6x) = 4x + 7

Reorder the terms:
15 + 6x = 7 + 4x

Solving
15 + 6x = 7 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
15 + 6x + -4x = 7 + 4x + -4x

Combine like terms: 6x + -4x = 2x
15 + 2x = 7 + 4x + -4x

Combine like terms: 4x + -4x = 0
15 + 2x = 7 + 0
15 + 2x = 7

Add '-15' to each side of the equation.
15 + -15 + 2x = 7 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = 7 + -15
2x = 7 + -15

Combine like terms: 7 + -15 = -8
2x = -8

Divide each side by '2'.
x = -4

Simplifying
x = -4

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