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Simplifying 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + x = 100 Combine like terms: 1 + 2 = 3 3 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + x = 100 Combine like terms: 3 + 3 = 6 6 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + x = 100 Combine like terms: 6 + 4 = 10 10 + 5 + 6 + 7 + 8 + 9 + 10 + x = 100 Combine like terms: 10 + 5 = 15 15 + 6 + 7 + 8 + 9 + 10 + x = 100 Combine like terms: 15 + 6 = 21 21 + 7 + 8 + 9 + 10 + x = 100 Combine like terms: 21 + 7 = 28 28 + 8 + 9 + 10 + x = 100 Combine like terms: 28 + 8 = 36 36 + 9 + 10 + x = 100 Combine like terms: 36 + 9 = 45 45 + 10 + x = 100 Combine like terms: 45 + 10 = 55 55 + x = 100 Solving 55 + x = 100 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-55' to each side of the equation. 55 + -55 + x = 100 + -55 Combine like terms: 55 + -55 = 0 0 + x = 100 + -55 x = 100 + -55 Combine like terms: 100 + -55 = 45 x = 45 Simplifying x = 45
| 5x10^8/7x10^7 | | 36=6(1x-5) | | (U^2)+10u+45=0 | | -7=2x | | y^2-6yz+9z^2=0 | | 3y=8x+3 | | 7(x+3)=70 | | 5x+(3+2x)=1-(x-1) | | 6x+4=13+15 | | 11/3x=44 | | (409+x)/2=81 | | 3x+5x=-50+10 | | 10-10x=79-31x | | 5-10x=97-38x | | x+3+4x=38 | | 11=z-1 | | 107-6x=14-9x | | 2/3(x+7)=6 | | 127-5x=3x+15 | | 0=x^2-5x^2+4x | | 5(4m-7)-3m-8(3m-1)-5(3m+4)+11= | | 6000*100/-33000 | | (3x+2y)(5x-6y)= | | x/y=1/5 | | (x^3*x^4*x^5)/X^6 | | (3x+2y)= | | x^3*x^4*x^5/X^6 | | 2(2m-n)+4(m+2n)-5(4m-3n)-3(m+4n)= | | (5x+9)/3x=2 | | 5x+9/3x=2 | | log[5](5y+40)-log[5](y+2)=2 | | 8(n-2)-19=5+2(n+5) |