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Simplifying 2k + -1 = k + 7 Reorder the terms: -1 + 2k = k + 7 Reorder the terms: -1 + 2k = 7 + k Solving -1 + 2k = 7 + k Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-1k' to each side of the equation. -1 + 2k + -1k = 7 + k + -1k Combine like terms: 2k + -1k = 1k -1 + 1k = 7 + k + -1k Combine like terms: k + -1k = 0 -1 + 1k = 7 + 0 -1 + 1k = 7 Add '1' to each side of the equation. -1 + 1 + 1k = 7 + 1 Combine like terms: -1 + 1 = 0 0 + 1k = 7 + 1 1k = 7 + 1 Combine like terms: 7 + 1 = 8 1k = 8 Divide each side by '1'. k = 8 Simplifying k = 8
| x+4/7=x-2/5 | | 17x-13y=7 | | 6+3(x-7)=82 | | 3y+5=13-y | | 7y+3=3y+5 | | 17x+13y=7 | | 5/6x+6/5=-6/5 | | O(10)=2*10-1 | | 495/x=55 | | 2x*3-3-3-3=10 | | (x-2)=4(-4x-5) | | 4(3-x)-3(2-x)=9 | | 4/5x+6/5=-6/5 | | 3x+2/5 | | (3+v)(2v-7)=0 | | 3124/x=344 | | 3124x=344 | | 5x-3+6x+7=4x+7x+1 | | -6x-25=3x+11 | | (3124/495)x=344/55 | | h=-0.5x^2+0.5x+28 | | X^2+-7x+10=0 | | 3(2n+1)=8(5n+8)+4 | | 16=(x/360)144 | | 45x-40=7(6x-5)+3x-5 | | 45x=55 | | 17=-2x+21 | | (3x^2+3x+5)(6x+4)=0 | | 0=84-28p^2-184p | | 0.1y=7 | | 5x^2=7+2x | | |2x+3|=5 |