can someone help me solving this?plz.

Question

1.   -3(2x-5)+2/3(x+5)=7

 

2.   2/3(2x-5)=7/3(4x+3)

Answer 1

Technique to use is called CLEARING FRACTIONS.

 

Multiply each term by 3, which is LCD. This gives

1.    -9(2x-5) + 2(x+5) = 21; then use Distribution, then collect LIKE terms and solve this linear equation.

Check your answer.

 

Solving # 2 will use same technique.