Question

Aiuda son ecuaciones

Answer 1

1. x+12=56

x=56-12

x=44

2. x+45=120

x=120-45

x=75

3. x+83=270

x=270-83

x=187

4. x-25=78

x=25+78

x=103

5. x-64=132

x=132+64

x=196

6. x-96=45

x=45+96

x=141

7. x+42=82

x=82-42

x=40

8. 12-x=8

12-8=x

x=4