Help me wid these questions...please
1. (x+3) (2x-9)= 2x2
2. l+7/13-5l=11/17
3. (m-1)=11/3
4. 6/7 (5b-14)=3b-2/19
5. y/2 + 9/3 = 5y
6.x+7/5 - x-1/12 = x/79
Answers
Answered by
1
1. (X+ 3 )(2X-9)= 2×2
= x × 2x = 2×2-3+9
= x × 2x = 1 + 9
= x × x = 10 ÷ 2
= 2x = 5
= x = 5/2
Similar questions