3(9)+4-2(9)-6=7

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Solution for 3(9)+4-2(9)-6=7 equation:


Simplifying
3(9) + 4 + -2(9) + -6 = 7

Multiply 3 * 9
27 + 4 + -2(9) + -6 = 7

Multiply -2 * 9
27 + 4 + -18 + -6 = 7

Combine like terms: 27 + 4 = 31
31 + -18 + -6 = 7

Combine like terms: 31 + -18 = 13
13 + -6 = 7

Combine like terms: 13 + -6 = 7
7 = 7

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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