.03(x-5)+.07(2x+3)=.11(12)

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Solution for .03(x-5)+.07(2x+3)=.11(12) equation:


Simplifying
0.03(x + -5) + 0.07(2x + 3) = 0.11(12)

Reorder the terms:
0.03(-5 + x) + 0.07(2x + 3) = 0.11(12)
(-5 * 0.03 + x * 0.03) + 0.07(2x + 3) = 0.11(12)
(-0.15 + 0.03x) + 0.07(2x + 3) = 0.11(12)

Reorder the terms:
-0.15 + 0.03x + 0.07(3 + 2x) = 0.11(12)
-0.15 + 0.03x + (3 * 0.07 + 2x * 0.07) = 0.11(12)
-0.15 + 0.03x + (0.21 + 0.14x) = 0.11(12)

Reorder the terms:
-0.15 + 0.21 + 0.03x + 0.14x = 0.11(12)

Combine like terms: -0.15 + 0.21 = 0.06
0.06 + 0.03x + 0.14x = 0.11(12)

Combine like terms: 0.03x + 0.14x = 0.17x
0.06 + 0.17x = 0.11(12)

Multiply 0.11 * 12
0.06 + 0.17x = 1.32

Solving
0.06 + 0.17x = 1.32

Solving for variable 'x'.

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

Add '-0.06' to each side of the equation.
0.06 + -0.06 + 0.17x = 1.32 + -0.06

Combine like terms: 0.06 + -0.06 = 0.00
0.00 + 0.17x = 1.32 + -0.06
0.17x = 1.32 + -0.06

Combine like terms: 1.32 + -0.06 = 1.26
0.17x = 1.26

Divide each side by '0.17'.
x = 7.411764706

Simplifying
x = 7.411764706

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