.2(x+30)+1.4x=70

Solution for .2(x+30)+1.4x=70 equation:

Simplifying
0.2(x + 30) + 1.4x = 70

Reorder the terms:
0.2(30 + x) + 1.4x = 70
(30 * 0.2 + x * 0.2) + 1.4x = 70
(6 + 0.2x) + 1.4x = 70

Combine like terms: 0.2x + 1.4x = 1.6x
6 + 1.6x = 70

Solving
6 + 1.6x = 70

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 1.6x = 70 + -6

Combine like terms: 6 + -6 = 0
0 + 1.6x = 70 + -6
1.6x = 70 + -6

Combine like terms: 70 + -6 = 64
1.6x = 64

Divide each side by '1.6'.
x = 40

Simplifying
x = 40