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Please help me solve both these math problems #'s 4 and 5 just put the letter, Also the question is in the attachtment!

Please help me solve both these math problems s 4 and 5 just put the letter Also the question is in the attachtment class=

Respuesta :

Answer:

4.A

5.c

Step-by-step explanation:

4.112+x=180

x=180-112=68

A

5.

7x+3x-30=90

10x=90+30

10 x=120

x=12

c

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