4(5x+20)-18(x+3)=-28

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Solution for 4(5x+20)-18(x+3)=-28 equation: 


Simplifying
4(5x + 20) + -18(x + 3) = -28

Reorder the terms:
4(20 + 5x) + -18(x + 3) = -28
(20 * 4 + 5x * 4) + -18(x + 3) = -28
(80 + 20x) + -18(x + 3) = -28

Reorder the terms:
80 + 20x + -18(3 + x) = -28
80 + 20x + (3 * -18 + x * -18) = -28
80 + 20x + (-54 + -18x) = -28

Reorder the terms:
80 + -54 + 20x + -18x = -28

Combine like terms: 80 + -54 = 26
26 + 20x + -18x = -28

Combine like terms: 20x + -18x = 2x
26 + 2x = -28

Solving
26 + 2x = -28

Solving for variable 'x'.

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

Add '-26' to each side of the equation.
26 + -26 + 2x = -28 + -26

Combine like terms: 26 + -26 = 0
0 + 2x = -28 + -26
2x = -28 + -26

Combine like terms: -28 + -26 = -54
2x = -54

Divide each side by '2'.
x = -27

Simplifying
x = -27

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