4(x+2.1)+7(x-1.5)=

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Solution for 4(x+2.1)+7(x-1.5)= equation:


Simplifying
4(x + 2.1) + 7(x + -1.5) = 0

Reorder the terms:
4(2.1 + x) + 7(x + -1.5) = 0
(2.1 * 4 + x * 4) + 7(x + -1.5) = 0
(8.4 + 4x) + 7(x + -1.5) = 0

Reorder the terms:
8.4 + 4x + 7(-1.5 + x) = 0
8.4 + 4x + (-1.5 * 7 + x * 7) = 0
8.4 + 4x + (-10.5 + 7x) = 0

Reorder the terms:
8.4 + -10.5 + 4x + 7x = 0

Combine like terms: 8.4 + -10.5 = -2.1
-2.1 + 4x + 7x = 0

Combine like terms: 4x + 7x = 11x
-2.1 + 11x = 0

Solving
-2.1 + 11x = 0

Solving for variable 'x'.

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

Add '2.1' to each side of the equation.
-2.1 + 2.1 + 11x = 0 + 2.1

Combine like terms: -2.1 + 2.1 = 0.0
0.0 + 11x = 0 + 2.1
11x = 0 + 2.1

Combine like terms: 0 + 2.1 = 2.1
11x = 2.1

Divide each side by '11'.
x = 0.1909090909

Simplifying
x = 0.1909090909

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