3+7x+2y+9x+4=

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Solution for 3+7x+2y+9x+4= equation:


Simplifying
3 + 7x + 2y + 9x + 4 = 0

Reorder the terms:
3 + 4 + 7x + 9x + 2y = 0

Combine like terms: 3 + 4 = 7
7 + 7x + 9x + 2y = 0

Combine like terms: 7x + 9x = 16x
7 + 16x + 2y = 0

Solving
7 + 16x + 2y = 0

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + 16x + -7 + 2y = 0 + -7

Reorder the terms:
7 + -7 + 16x + 2y = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 16x + 2y = 0 + -7
16x + 2y = 0 + -7

Combine like terms: 0 + -7 = -7
16x + 2y = -7

Add '-2y' to each side of the equation.
16x + 2y + -2y = -7 + -2y

Combine like terms: 2y + -2y = 0
16x + 0 = -7 + -2y
16x = -7 + -2y

Divide each side by '16'.
x = -0.4375 + -0.125y

Simplifying
x = -0.4375 + -0.125y

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