math
posted by suzie mata .
I need help to solve this math problem.
7.4=3.7+x=

The problem is not clear, with two equal signs.
If the last equal sign is to be ignored, you have
7.4 = 3.7 + x
Add 3.7 to both sides of the equal sign to get
3.7  7.4 = 3.7  3.7 + x
3.7 = x
x = 3.7