20-2(5x+4y)=

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Solution for 20-2(5x+4y)= equation:


Simplifying
20 + -2(5x + 4y) = 0
20 + (5x * -2 + 4y * -2) = 0
20 + (-10x + -8y) = 0

Solving
20 + -10x + -8y = 0

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -10x + -20 + -8y = 0 + -20

Reorder the terms:
20 + -20 + -10x + -8y = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -10x + -8y = 0 + -20
-10x + -8y = 0 + -20

Combine like terms: 0 + -20 = -20
-10x + -8y = -20

Add '8y' to each side of the equation.
-10x + -8y + 8y = -20 + 8y

Combine like terms: -8y + 8y = 0
-10x + 0 = -20 + 8y
-10x = -20 + 8y

Divide each side by '-10'.
x = 2 + -0.8y

Simplifying
x = 2 + -0.8y

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