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Simplifying 2y + 21 + -1(15 + 9) = -3 + 6 Combine like terms: 15 + 9 = 24 2y + 21 + -1(24) = -3 + 6 Multiply -1 * 24 2y + 21 + -24 = -3 + 6 Reorder the terms: 21 + -24 + 2y = -3 + 6 Combine like terms: 21 + -24 = -3 -3 + 2y = -3 + 6 Combine like terms: -3 + 6 = 3 -3 + 2y = 3 Solving -3 + 2y = 3 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + 2y = 3 + 3 Combine like terms: -3 + 3 = 0 0 + 2y = 3 + 3 2y = 3 + 3 Combine like terms: 3 + 3 = 6 2y = 6 Divide each side by '2'. y = 3 Simplifying y = 3
| y=-4.1-1/2 | | 4(m+27)=-8m | | 156+6x+y=180 | | (x^2+x+10)(x^2+9)=0 | | y+21-(15+9)=-3 | | y=-4(1)-1/2 | | .75=-2k | | 4(8x-2)-3(8x+2)=30 | | 11p+12q+p-5q-3p= | | -2k=.75 | | 3(6x+3)-5(6x-5)=20 | | 9y=6x-3 | | 8a+6=36 | | 2(3x/201)=6x/2010 | | 8(3x-5)+2(2x+2)=10 | | 8a+6=34 | | (8p-15)-(7p-12)= | | 8a+3b=34 | | 7/12-9/20 | | (7b-5)+(3b+7)= | | x+5-(-9+9)-3=4 | | x*x+x*2-29.25=0 | | 4x-22=62 | | -20y-7=14 | | 0=-4x-1/2 | | G+(6+2g)=(4g+1) | | (x+1)*(x)=30 | | (x/7)-6=-1 | | (2x^3+xy^2-7x)dx-(3x^2y+2y^3-8y)dy=0 | | =2x^2-2x-6 | | (k+5)(k+5)=90 | | -29=(10a-5)+2a |