-20-7x=5(8x+9)

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Solution for -20-7x=5(8x+9) equation:


Simplifying
-20 + -7x = 5(8x + 9)

Reorder the terms:
-20 + -7x = 5(9 + 8x)
-20 + -7x = (9 * 5 + 8x * 5)
-20 + -7x = (45 + 40x)

Solving
-20 + -7x = 45 + 40x

Solving for variable 'x'.

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

Add '-40x' to each side of the equation.
-20 + -7x + -40x = 45 + 40x + -40x

Combine like terms: -7x + -40x = -47x
-20 + -47x = 45 + 40x + -40x

Combine like terms: 40x + -40x = 0
-20 + -47x = 45 + 0
-20 + -47x = 45

Add '20' to each side of the equation.
-20 + 20 + -47x = 45 + 20

Combine like terms: -20 + 20 = 0
0 + -47x = 45 + 20
-47x = 45 + 20

Combine like terms: 45 + 20 = 65
-47x = 65

Divide each side by '-47'.
x = -1.382978723

Simplifying
x = -1.382978723

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