7+5x+4y+2z=

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Solution for 7+5x+4y+2z= equation:


Simplifying
7 + 5x + 4y + 2z = 0

Solving
7 + 5x + 4y + 2z = 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 + 5x + 4y + -7 + 2z = 0 + -7

Reorder the terms:
7 + -7 + 5x + 4y + 2z = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 5x + 4y + 2z = 0 + -7
5x + 4y + 2z = 0 + -7

Combine like terms: 0 + -7 = -7
5x + 4y + 2z = -7

Add '-4y' to each side of the equation.
5x + 4y + -4y + 2z = -7 + -4y

Combine like terms: 4y + -4y = 0
5x + 0 + 2z = -7 + -4y
5x + 2z = -7 + -4y

Add '-2z' to each side of the equation.
5x + 2z + -2z = -7 + -4y + -2z

Combine like terms: 2z + -2z = 0
5x + 0 = -7 + -4y + -2z
5x = -7 + -4y + -2z

Divide each side by '5'.
x = -1.4 + -0.8y + -0.4z

Simplifying
x = -1.4 + -0.8y + -0.4z

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