7x+12(100+x)=3898

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Solution for 7x+12(100+x)=3898 equation:


Simplifying
7x + 12(100 + x) = 3898
7x + (100 * 12 + x * 12) = 3898
7x + (1200 + 12x) = 3898

Reorder the terms:
1200 + 7x + 12x = 3898

Combine like terms: 7x + 12x = 19x
1200 + 19x = 3898

Solving
1200 + 19x = 3898

Solving for variable 'x'.

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

Add '-1200' to each side of the equation.
1200 + -1200 + 19x = 3898 + -1200

Combine like terms: 1200 + -1200 = 0
0 + 19x = 3898 + -1200
19x = 3898 + -1200

Combine like terms: 3898 + -1200 = 2698
19x = 2698

Divide each side by '19'.
x = 142

Simplifying
x = 142

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