15-3(5x+4y)=

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Solution for 15-3(5x+4y)= equation:


Simplifying
15 + -3(5x + 4y) = 0
15 + (5x * -3 + 4y * -3) = 0
15 + (-15x + -12y) = 0

Solving
15 + -15x + -12y = 0

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15x + -15 + -12y = 0 + -15

Reorder the terms:
15 + -15 + -15x + -12y = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -15x + -12y = 0 + -15
-15x + -12y = 0 + -15

Combine like terms: 0 + -15 = -15
-15x + -12y = -15

Add '12y' to each side of the equation.
-15x + -12y + 12y = -15 + 12y

Combine like terms: -12y + 12y = 0
-15x + 0 = -15 + 12y
-15x = -15 + 12y

Divide each side by '-15'.
x = 1 + -0.8y

Simplifying
x = 1 + -0.8y

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