It is: 7x+10y
7x+17 = 45 7x = 45-17 7x = 28 x = 4
x = 0 and y = 4
3x + 17 + 5x = 7x + 10Combine (add) the 'x'-terms on the left side of the equation:8x + 17 = 7x + 10Subtract 17 from each side:8x = 7x - 7Subtract 7x from each side:x = -7
(7x-3y) + (2x+5y) = 9x+2y
24
7x + 5y 7(3) + 5(2) 21 + 10 = 31
It is: 7x+10y
x = (-5y + 4) / 7
7x+17 = 45 7x = 45-17 7x = 28 x = 4
69
x = 0 and y = 4
7x + 9 = 6x + 17 7x - 6x = 17 -9 x = 8
3x + 17 + 5x = 7x + 10Combine (add) the 'x'-terms on the left side of the equation:8x + 17 = 7x + 10Subtract 17 from each side:8x = 7x - 7Subtract 7x from each side:x = -7
(7x-3y) + (2x+5y) = 9x+2y
5x + 17 = 7x - 123 123 + 17 = 7x - 5x 140 = 2x x = 140 ÷ 2 x = 70
7(3y-2)-(-4y+9)