1 Know your Maths. Algebra Questions algebra: define the value of x: -10x - 19 = 19 - 8x*-19 algebra: define the value of x: -11+10x+11-33=x+2x+100*19 algebra: define the value of x: -32 = x + 3*-35 algebra: define the value of x: -x - 1 = 221 + 2x*-74 algebra: define the value of x: 0x + 7 + 5x = 2x + 30 + 40*21 algebra: define the value of x: 100x + -89x = 121*11 algebra: define the value of x: 10x + 3x = 100 + 69*13 algebra: define the value of x: 10x = 130*13 algebra: define the value of x: 12 = -x + 1*-11 algebra: define the value of x: 12x + 0 = 144*12 algebra: define the value of x: 14 = -2x*-7 algebra: define the value of x: 15 + 5x = 0*-3 algebra: define the value of x: 29 - x = 13*16 algebra: define the value of x: 4x + 6 = -10*-4 algebra: define the value of x: 5x+9+5x=30+7x- -15+ + 15*17 algebra: define the value of x: 99 + 5x = 2000 - 5x - 911*99 algebra: define the value of x: x - 6 = 9*15 algebra: solve it: 14a x 3a - 8a ÷ 2*17 algebra: solve it: 3x + 2x*5x algebra: solve it: 7y - 2y + 3y*8y