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Simplifying 3(5.25 + -0.5y + 0.25z) + -2y + 5z = 70 (5.25 * 3 + -0.5y * 3 + 0.25z * 3) + -2y + 5z = 70 (15.75 + -1.5y + 0.75z) + -2y + 5z = 70 Reorder the terms: 15.75 + -1.5y + -2y + 0.75z + 5z = 70 Combine like terms: -1.5y + -2y = -3.5y 15.75 + -3.5y + 0.75z + 5z = 70 Combine like terms: 0.75z + 5z = 5.75z 15.75 + -3.5y + 5.75z = 70 Solving 15.75 + -3.5y + 5.75z = 70 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-15.75' to each side of the equation. 15.75 + -3.5y + -15.75 + 5.75z = 70 + -15.75 Reorder the terms: 15.75 + -15.75 + -3.5y + 5.75z = 70 + -15.75 Combine like terms: 15.75 + -15.75 = 0.00 0.00 + -3.5y + 5.75z = 70 + -15.75 -3.5y + 5.75z = 70 + -15.75 Combine like terms: 70 + -15.75 = 54.25 -3.5y + 5.75z = 54.25 Add '-5.75z' to each side of the equation. -3.5y + 5.75z + -5.75z = 54.25 + -5.75z Combine like terms: 5.75z + -5.75z = 0.00 -3.5y + 0.00 = 54.25 + -5.75z -3.5y = 54.25 + -5.75z Divide each side by '-3.5'. y = -15.5 + 1.642857143z Simplifying y = -15.5 + 1.642857143z
| -3x-1(1-x)=-5 | | 3/4x-2=-14 | | 10a^2+8a=0 | | (-11(-1))+(-8(-3))= | | 5r=84-r | | x=5+1(-22) | | ((32x^5y^-3/2)^2/5)/((x^5/3y^2/3)^3/5) | | 10=10+2r-40 | | 120=x-(-9) | | 6(5+1y)-5y=8 | | 4x+10(x+10)+24x=1240 | | 1/3t-4/3=-5/4-3/2 | | 5/8x72 | | 4/6=24/j | | 4(5.25+-0.5y+0.25z)+2y-z=21 | | (7x+3)+(-8x+8)= | | -21=n/3 | | .75x-2=-14 | | 1.85x+9(2.25)+10(0.50)=47.45 | | 3(1a+2)+5a= | | 3x+8=-10-6x | | .75-2=-14 | | -3x+7(x+5)= | | 2sin(3x)+sin(x)+3cos(x)=4 | | 23r=-828 | | 6x-18=-x+8 | | 12.75x+35+10=134.25 | | 774=3m | | 12.75x+35+10=134 | | 17=m+5+2m | | 15x^4+32x^2+16= | | -x-2y+5z=70 |