x+21+4x-45=90

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Solution for x+21+4x-45=90 equation:


x+21+4x-45=90

We simplify the equation to the form, which is simple to understand 
x+21+4x-45=90

We move all terms containing x to the left and all other terms to the right. 
+1x+4x=+90-21+45

We simplify left and right side of the equation. 
+5x=+114

We divide both sides of the equation by 5 to get x. 
x=22.8

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