.35x+.25(2-x)=.2(-1)

Solution for .35x+.25(2-x)=.2(-1) equation:

Simplifying
0.35x + 0.25(2 + -1x) = 0.2(-1)
0.35x + (2 * 0.25 + -1x * 0.25) = 0.2(-1)
0.35x + (0.5 + -0.25x) = 0.2(-1)

Reorder the terms:
0.5 + 0.35x + -0.25x = 0.2(-1)

Combine like terms: 0.35x + -0.25x = 0.1x
0.5 + 0.1x = 0.2(-1)

Multiply 0.2 * -1
0.5 + 0.1x = -0.2

Solving
0.5 + 0.1x = -0.2

Solving for variable 'x'.

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

Add '-0.5' to each side of the equation.
0.5 + -0.5 + 0.1x = -0.2 + -0.5

Combine like terms: 0.5 + -0.5 = 0.0
0.0 + 0.1x = -0.2 + -0.5
0.1x = -0.2 + -0.5

Combine like terms: -0.2 + -0.5 = -0.7
0.1x = -0.7

Divide each side by '0.1'.
x = -7

Simplifying
x = -7