Question

What is the answer to this problem 2.4z+1.2z-6.5=0.7

Answer 1

Z=2
2.4z+1.2z=3.6z
3.6z-6.5=0.7
+6.5 to both sides
3.6z=7.2
Divide by 3.6
z=2

Answer 2

The answer is

2.4z+1.2z=0.7+6.5.

3.6z=7.2.

z=7.2/36.

z=2