-378=40x+42y

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Solution for -378=40x+42y equation:


Simplifying
-378 = 40x + 42y

Solving
-378 = 40x + 42y

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.
-378 + -40x = 40x + -40x + 42y

Combine like terms: 40x + -40x = 0
-378 + -40x = 0 + 42y
-378 + -40x = 42y

Add '378' to each side of the equation.
-378 + 378 + -40x = 378 + 42y

Combine like terms: -378 + 378 = 0
0 + -40x = 378 + 42y
-40x = 378 + 42y

Divide each side by '-40'.
x = -9.45 + -1.05y

Simplifying
x = -9.45 + -1.05y

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