-15+7=-8
Adding numbers with different signs makes it subtraction and the answer will have the sign of the bigger number
Answer:

Step-by-step explanation:
Given , value of x = 12
To find : Value of the given expression
Given expression = 
plug the value of x

Subtract 7 from 12

Hope I helped!
Best regards! :D
5
where are you people getting these like lol
Answer:
54/120 or 108/240
Step-by-step explanation:
16,24,32,40.48,56,64,72,80,88