10(8x+9)=-20

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Solution for 10(8x+9)=-20 equation:


Simplifying
10(8x + 9) = -20

Reorder the terms:
10(9 + 8x) = -20
(9 * 10 + 8x * 10) = -20
(90 + 80x) = -20

Solving
90 + 80x = -20

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + 80x = -20 + -90

Combine like terms: 90 + -90 = 0
0 + 80x = -20 + -90
80x = -20 + -90

Combine like terms: -20 + -90 = -110
80x = -110

Divide each side by '80'.
x = -1.375

Simplifying
x = -1.375

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