Question 65
Solve the following:
2x−15=3x+13
Given 2x−15=3x+13⇒3(2x−1)=5(3x+1)⇒6x−3=15x+5⇒6x−15x=3+5⇒−9x=8⇒−9x−9=8−9∴x=−89
Question 63
12(x+1)+13(x−1)=512(x−2)
Question 51
2x−34x+5=13
Question 49
3x−82x=1