7x+28=5(x+4)

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Solution for 7x+28=5(x+4) equation:


Simplifying
7x + 28 = 5(x + 4)

Reorder the terms:
28 + 7x = 5(x + 4)

Reorder the terms:
28 + 7x = 5(4 + x)
28 + 7x = (4 * 5 + x * 5)
28 + 7x = (20 + 5x)

Solving
28 + 7x = 20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
28 + 7x + -5x = 20 + 5x + -5x

Combine like terms: 7x + -5x = 2x
28 + 2x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
28 + 2x = 20 + 0
28 + 2x = 20

Add '-28' to each side of the equation.
28 + -28 + 2x = 20 + -28

Combine like terms: 28 + -28 = 0
0 + 2x = 20 + -28
2x = 20 + -28

Combine like terms: 20 + -28 = -8
2x = -8

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

Simplifying
x = -4

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