6+4x(7+8)-3=

Solution for 6+4x(7+8)-3= equation:

Simplifying
6 + 4x(7 + 8) + -3 = 0

Combine like terms: 7 + 8 = 15
6 + 4x(15) + -3 = 0

Reorder the terms for easier multiplication:
6 + 4 * 15x + -3 = 0

Multiply 4 * 15
6 + 60x + -3 = 0

Reorder the terms:
6 + -3 + 60x = 0

Combine like terms: 6 + -3 = 3
3 + 60x = 0

Solving
3 + 60x = 0

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 60x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 60x = 0 + -3
60x = 0 + -3

Combine like terms: 0 + -3 = -3
60x = -3

Divide each side by '60'.
x = -0.05

Simplifying
x = -0.05