7x+3+8x=7(2x+8)-30

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Solution for 7x+3+8x=7(2x+8)-30 equation:


Simplifying
7x + 3 + 8x = 7(2x + 8) + -30

Reorder the terms:
3 + 7x + 8x = 7(2x + 8) + -30

Combine like terms: 7x + 8x = 15x
3 + 15x = 7(2x + 8) + -30

Reorder the terms:
3 + 15x = 7(8 + 2x) + -30
3 + 15x = (8 * 7 + 2x * 7) + -30
3 + 15x = (56 + 14x) + -30

Reorder the terms:
3 + 15x = 56 + -30 + 14x

Combine like terms: 56 + -30 = 26
3 + 15x = 26 + 14x

Solving
3 + 15x = 26 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
3 + 15x + -14x = 26 + 14x + -14x

Combine like terms: 15x + -14x = 1x
3 + 1x = 26 + 14x + -14x

Combine like terms: 14x + -14x = 0
3 + 1x = 26 + 0
3 + 1x = 26

Add '-3' to each side of the equation.
3 + -3 + 1x = 26 + -3

Combine like terms: 3 + -3 = 0
0 + 1x = 26 + -3
1x = 26 + -3

Combine like terms: 26 + -3 = 23
1x = 23

Divide each side by '1'.
x = 23

Simplifying
x = 23

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