solve 4-3x=6-5x
10x=16
solve 2(3x-5)+4x+7=37
60/x-60/6x/5=5
(5-x)
Question 3: In a quadrilateral ABCD, CO and DO are the bisectors of ∠C and ∠D respectively. Prove that ∠COD = 1/2 (∠A + ∠B).
10x=12
expand and fully simplify 4y(y+5)-y(2y-3)
10
11x\x3n+2*(5-x)
