2x+3(5x+-7)=47

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Solution for 2x+3(5x+-7)=47 equation:


Simplifying
2x + 3(5x + -7) = 47

Reorder the terms:
2x + 3(-7 + 5x) = 47
2x + (-7 * 3 + 5x * 3) = 47
2x + (-21 + 15x) = 47

Reorder the terms:
-21 + 2x + 15x = 47

Combine like terms: 2x + 15x = 17x
-21 + 17x = 47

Solving
-21 + 17x = 47

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 17x = 47 + 21

Combine like terms: -21 + 21 = 0
0 + 17x = 47 + 21
17x = 47 + 21

Combine like terms: 47 + 21 = 68
17x = 68

Divide each side by '17'.
x = 4

Simplifying
x = 4

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