(X+Y)+(X-Y)=90

Simple and best practice solution for (X+Y)+(X-Y)=90 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for (X+Y)+(X-Y)=90 equation: 


Simplifying
(X + Y) + (X + -1Y) = 90

Remove parenthesis around (X + Y)
X + Y + (X + -1Y) = 90

Remove parenthesis around (X + -1Y)
X + Y + X + -1Y = 90

Reorder the terms:
X + X + Y + -1Y = 90

Combine like terms: X + X = 2X
2X + Y + -1Y = 90

Combine like terms: Y + -1Y = 0
2X + 0 = 90
2X = 90

Solving
2X = 90

Solving for variable 'X'.

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

Divide each side by '2'.
X = 45

Simplifying
X = 45

See similar equations:

| (c+x)+3(h+x)+(2m+c)-h= | | f=3+2x | | f=4+2x-1 | | x^2+0.5x+0.5=0 | | (X+4)4x(x+4)4x=38 | | 0.25=5+1 | | 7=25+5s | | k-4h= | | x+11=-12 | | 2b+2h=p | | 9-3c+8s= | | 6y+3=8y-7 | | 5h+6m+3l+f+(h+f)-2m= | | -2+2x=3+5x | | 5(2x-6)=-4 | | -3(6w-4s)= | | y-1=-3+9 | | 5h+6m+3l+f+(2m+c)-h= | | 7x-6y=-20 | | X+Y+X-Y=90 | | 8x+2=9x-4 | | (8x+3)=-4 | | 1n(6-2n)=99 | | 8x+2+9x-4=180 | | Y=0.25x^3-3x | | 5a-19=-74 | | 2(5x)+3c+4(x+c)= | | -2x+34=-48 | | 5k-2(2k+1)=8 | | 7t-(6t-2)=-1 | | (3x+2)=(4x-7) | | -5n-3+6n=2 |

Equations solver categories