5(7x+3)=400

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Solution for 5(7x+3)=400 equation:


Simplifying
5(7x + 3) = 400

Reorder the terms:
5(3 + 7x) = 400
(3 * 5 + 7x * 5) = 400
(15 + 35x) = 400

Solving
15 + 35x = 400

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 35x = 400 + -15

Combine like terms: 15 + -15 = 0
0 + 35x = 400 + -15
35x = 400 + -15

Combine like terms: 400 + -15 = 385
35x = 385

Divide each side by '35'.
x = 11

Simplifying
x = 11

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