Answer:
Step-by-step explanation:
12.9 + 10.2x = 35.1
10.2x = 35.1 - 12.9
10.2x = 22.2
x = 22.2/10.2
x= 222/102 = 111/51

Answer:
the classmate is incorrect
Step-by-step explanation:
when you do the math for both inequalities they are equal to each other, despite the fact that one has multiplication and the other has addition.
Answer:
56
Step-by-step explanation:
PEMDAS
4+372-320
376-320
56
Answer:
90,000,000 + 90,000 + 10
I hope this helped!
Step-by-step explanation: