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Simplifying 2(8.3 + -7) = 25 Combine like terms: 8.3 + -7 = 1.3 2(1.3) = 25 Multiply 2 * 1.3 2.6 = 25 Solving 2.6 = 25 Couldn't find a variable to solve for. This equation is invalid, the left and right sides are not equal, therefore there is no solution.
| x^2-20+x=0 | | 9x^2-3x-9=0 | | 3[-8x]+8=-80 | | -2/5+x=-3/4 | | 13.7x-4.7=9.9+8.1x | | 5/2x+1/2x=2x+9/2+5/2x | | (90x+120)= | | w^3-3w^2-16w+48=0 | | 3.4x-0.86=0.68-4.3x | | y=-4x+19 | | 11=r/34 | | c/3.9=2.8 | | 9(3+8x)= | | c/2.1=3.5 | | a+2xy=14fory | | 2(x-4)=2(3x+8) | | w^3+4w^2-25w-100=0 | | n^2-7n+6= | | 8/5+3/5x=49/20+5/4x+1/4 | | -17/w=17 | | a/4.1=5.7 | | 3/5(5-a)=2 | | v/2.3=5.4 | | 5.25+n=3.75 | | 7(2x+9)= | | 6y-10+6y+10=180 | | 2.6y=18.72 | | 2.6y=18.62 | | -4/7x=-28 | | -3+3=5(-3)+21 | | 4.3v=12.04 | | c^2=10c |