2*2-7x=4

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Solution for 2*2-7x=4 equation: 


Simplifying
2 * 2 + -7x = 4

Multiply 2 * 2
4 + -7x = 4

Add '-4' to each side of the equation.
4 + -4 + -7x = 4 + -4

Combine like terms: 4 + -4 = 0
0 + -7x = 4 + -4
-7x = 4 + -4

Combine like terms: 4 + -4 = 0
-7x = 0

Solving
-7x = 0

Solving for variable 'x'.

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

Divide each side by '-7'.
x = 0

Simplifying
x = 0

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