.7(x+60)+1.1x=123

Solution for .7(x+60)+1.1x=123 equation:

Simplifying
0.7(x + 60) + 1.1x = 123

Reorder the terms:
0.7(60 + x) + 1.1x = 123
(60 * 0.7 + x * 0.7) + 1.1x = 123
(42 + 0.7x) + 1.1x = 123

Combine like terms: 0.7x + 1.1x = 1.8x
42 + 1.8x = 123

Solving
42 + 1.8x = 123

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 1.8x = 123 + -42

Combine like terms: 42 + -42 = 0
0 + 1.8x = 123 + -42
1.8x = 123 + -42

Combine like terms: 123 + -42 = 81
1.8x = 81

Divide each side by '1.8'.
x = 45

Simplifying
x = 45