0.3(x+100)+1.1x=79

Solution for 0.3(x+100)+1.1x=79 equation:

Simplifying
0.3(x + 100) + 1.1x = 79

Reorder the terms:
0.3(100 + x) + 1.1x = 79
(100 * 0.3 + x * 0.3) + 1.1x = 79
(30 + 0.3x) + 1.1x = 79

Combine like terms: 0.3x + 1.1x = 1.4x
30 + 1.4x = 79

Solving
30 + 1.4x = 79

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 1.4x = 79 + -30

Combine like terms: 30 + -30 = 0
0 + 1.4x = 79 + -30
1.4x = 79 + -30

Combine like terms: 79 + -30 = 49
1.4x = 49

Divide each side by '1.4'.
x = 35

Simplifying
x = 35