-2.5(3x+9y)-1.6(x+0.5y)=

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Solution for -2.5(3x+9y)-1.6(x+0.5y)= equation:


Simplifying
-2.5(3x + 9y) + -1.6(x + 0.5y) = 0
(3x * -2.5 + 9y * -2.5) + -1.6(x + 0.5y) = 0
(-7.5x + -22.5y) + -1.6(x + 0.5y) = 0
-7.5x + -22.5y + (x * -1.6 + 0.5y * -1.6) = 0
-7.5x + -22.5y + (-1.6x + -0.8y) = 0

Reorder the terms:
-7.5x + -1.6x + -22.5y + -0.8y = 0

Combine like terms: -7.5x + -1.6x = -9.1x
-9.1x + -22.5y + -0.8y = 0

Combine like terms: -22.5y + -0.8y = -23.3y
-9.1x + -23.3y = 0

Solving
-9.1x + -23.3y = 0

Solving for variable 'x'.

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

Add '23.3y' to each side of the equation.
-9.1x + -23.3y + 23.3y = 0 + 23.3y

Combine like terms: -23.3y + 23.3y = 0.0
-9.1x + 0.0 = 0 + 23.3y
-9.1x = 0 + 23.3y
Remove the zero:
-9.1x = 23.3y

Divide each side by '-9.1'.
x = -2.56043956y

Simplifying
x = -2.56043956y

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