6=-4(1-1)+3(1+1)

Solution for 6=-4(1-1)+3(1+1) equation:

Simplifying
6 = -4(1 + -1) + 3(1 + 1)

Combine like terms: 1 + -1 = 0
6 = -4(0) + 3(1 + 1)

Multiply -4 * 0
6 = 0 + 3(1 + 1)

Anything times zero is zero.
6 = 0 + 3(1 + 1)

Combine like terms: 1 + 1 = 2
6 = 0 + 3(2)

Multiply 3 * 2
6 = 0 + 6

Combine like terms: 0 + 6 = 6
6 = 6

Add '-6' to each side of the equation.
6 + -6 = 6 + -6

Combine like terms: 6 + -6 = 0
0 = 6 + -6

Combine like terms: 6 + -6 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

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