(x+2)+(x+8)2\frac{(x+2)+(x+8)}{2}2(x+2)+(x+8) x (x-1)
10% of 33
10% of 9
6(x-1)-(4x-3)=-2x-4
10% of 350
lcm of 105 and 190
lcm of 70 and 273
4x + 12 = 3x - 19
x^{2}+y^{2}=20
