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Simplifying 7 + (7 + 2) = r Combine like terms: 7 + 2 = 9 7 + (9) = r 7 + 9 = r Combine like terms: 7 + 9 = 16 16 = r Solving 16 = r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-1r' to each side of the equation. 16 + -1r = r + -1r Combine like terms: r + -1r = 0 16 + -1r = 0 Add '-16' to each side of the equation. 16 + -16 + -1r = 0 + -16 Combine like terms: 16 + -16 = 0 0 + -1r = 0 + -16 -1r = 0 + -16 Combine like terms: 0 + -16 = -16 -1r = -16 Divide each side by '-1'. r = 16 Simplifying r = 16
| 1x+6y=372 | | 3x^4-9x^3-6x^2= | | log(24-7x)=1 | | 8.6x=0.86 | | Lnsqrtx-8=3 | | 8.30+2.35-0.75x=14.2 | | 5x-10/2 | | (3x+5)(2x+8)=360 | | -9x+5(x+9)+-4=8x+137 | | ab^2(-b+6a)= | | 6b-38=8b-60 | | 4n^2+4=96 | | 4-3x=4+x | | (q+q)+2=r | | -x^3+6x^2+63x+1=0 | | (4x+1)+33=180 | | 75=25+4x | | 10x-1+7x-4= | | 4q+5-q+2= | | -185=-3x-4(-5r+8) | | 6x+5*2=-35 | | 7(2x-3)=49 | | 1+3=5n-12-n | | 10+6(x+9)+4=16x+55 | | 2n^2+4=90 | | 8.30+2.35-0.75x=9.9 | | 6x+5*-2=-35 | | -3(4-2w)=33 | | 6=c+-2.4 | | 9/0.75 | | 3x^2=96-12x | | h+6.9=11.5 |