1.2(2.5x-2.8y)-3.5(2.0x+1.5y)=

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Solution for 1.2(2.5x-2.8y)-3.5(2.0x+1.5y)= equation:


Simplifying
1.2(2.5x + -2.8y) + -3.5(2.0x + 1.5y) = 0
(2.5x * 1.2 + -2.8y * 1.2) + -3.5(2.0x + 1.5y) = 0
(3x + -3.36y) + -3.5(2.0x + 1.5y) = 0
3x + -3.36y + (2.0x * -3.5 + 1.5y * -3.5) = 0
3x + -3.36y + (-7x + -5.25y) = 0

Reorder the terms:
3x + -7x + -3.36y + -5.25y = 0

Combine like terms: 3x + -7x = -4x
-4x + -3.36y + -5.25y = 0

Combine like terms: -3.36y + -5.25y = -8.61y
-4x + -8.61y = 0

Solving
-4x + -8.61y = 0

Solving for variable 'x'.

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

Add '8.61y' to each side of the equation.
-4x + -8.61y + 8.61y = 0 + 8.61y

Combine like terms: -8.61y + 8.61y = 0.00
-4x + 0.00 = 0 + 8.61y
-4x = 0 + 8.61y
Remove the zero:
-4x = 8.61y

Divide each side by '-4'.
x = -2.1525y

Simplifying
x = -2.1525y

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