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Simplifying -7 + 6r = 3 + r Solving -7 + 6r = 3 + 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. -7 + 6r + -1r = 3 + r + -1r Combine like terms: 6r + -1r = 5r -7 + 5r = 3 + r + -1r Combine like terms: r + -1r = 0 -7 + 5r = 3 + 0 -7 + 5r = 3 Add '7' to each side of the equation. -7 + 7 + 5r = 3 + 7 Combine like terms: -7 + 7 = 0 0 + 5r = 3 + 7 5r = 3 + 7 Combine like terms: 3 + 7 = 10 5r = 10 Divide each side by '5'. r = 2 Simplifying r = 2
| f(x)=3x^2-30x+83 | | k-6/2=11 | | 9(x-4)+9=-27 | | -6f+4f+10=-8+f | | 10.5(7.9)+11.5y=267 | | (3a^3-5b^3)+a^3+b^3=(a^3+b^3) | | 2+5w=-8+7w | | 5x+10-20=10 | | 20.5(7.9)+11.5y=267 | | x^3-3x^2-12=0 | | Sin^2x+3sinx=4 | | 8q-10=7q | | 5+3ln(x)=7 | | 3x-5x+25=-6+5x+3 | | 33.8-1.45y=1x | | 0.5t-4t=-0.7 | | x^4-3x^3-12x=0 | | x+10+4x-20=360 | | 3+5m=10+4m | | 4x-2x+8=-3+4x-3 | | -3y=-4y-10 | | X-1.46y=33.8 | | 3b-9=4b | | 3(x+6)-4(x+2)=x+5 | | -2u^2-7u+5=0 | | 2h-10=4h | | log(8x+11)=0 | | -9(8-1m)-13=5 | | 3x-5x+20=-2+4x+4 | | 7d+10=6d | | 7.9x+11.5x=267 | | 4x-2x+8=-5+4x-3 |