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

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


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

Reorder the terms:
7x + 3(5 + 2x) = 10x + 7
7x + (5 * 3 + 2x * 3) = 10x + 7
7x + (15 + 6x) = 10x + 7

Reorder the terms:
15 + 7x + 6x = 10x + 7

Combine like terms: 7x + 6x = 13x
15 + 13x = 10x + 7

Reorder the terms:
15 + 13x = 7 + 10x

Solving
15 + 13x = 7 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
15 + 13x + -10x = 7 + 10x + -10x

Combine like terms: 13x + -10x = 3x
15 + 3x = 7 + 10x + -10x

Combine like terms: 10x + -10x = 0
15 + 3x = 7 + 0
15 + 3x = 7

Add '-15' to each side of the equation.
15 + -15 + 3x = 7 + -15

Combine like terms: 15 + -15 = 0
0 + 3x = 7 + -15
3x = 7 + -15

Combine like terms: 7 + -15 = -8
3x = -8

Divide each side by '3'.
x = -2.666666667

Simplifying
x = -2.666666667

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