1000+800+4x=700+400+9x

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Solution for 1000+800+4x=700+400+9x equation:


Simplifying
1000 + 800 + 4x = 700 + 400 + 9x

Combine like terms: 1000 + 800 = 1800
1800 + 4x = 700 + 400 + 9x

Combine like terms: 700 + 400 = 1100
1800 + 4x = 1100 + 9x

Solving
1800 + 4x = 1100 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
1800 + 4x + -9x = 1100 + 9x + -9x

Combine like terms: 4x + -9x = -5x
1800 + -5x = 1100 + 9x + -9x

Combine like terms: 9x + -9x = 0
1800 + -5x = 1100 + 0
1800 + -5x = 1100

Add '-1800' to each side of the equation.
1800 + -1800 + -5x = 1100 + -1800

Combine like terms: 1800 + -1800 = 0
0 + -5x = 1100 + -1800
-5x = 1100 + -1800

Combine like terms: 1100 + -1800 = -700
-5x = -700

Divide each side by '-5'.
x = 140

Simplifying
x = 140

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