=7x+4(x+5)

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


Simplifying
0 = 7x + 4(x + 5)

Reorder the terms:
0 = 7x + 4(5 + x)
0 = 7x + (5 * 4 + x * 4)
0 = 7x + (20 + 4x)

Reorder the terms:
0 = 20 + 7x + 4x

Combine like terms: 7x + 4x = 11x
0 = 20 + 11x

Solving
0 = 20 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
0 + -11x = 20 + 11x + -11x
Remove the zero:
-11x = 20 + 11x + -11x

Combine like terms: 11x + -11x = 0
-11x = 20 + 0
-11x = 20

Divide each side by '-11'.
x = -1.818181818

Simplifying
x = -1.818181818

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