Answer:
10
Step-by-step explanation:
f(-3)=-2(-3)+4=6+4=10
Answer:
5f+6g+12
Step-by-step explanation:
Combine like terms
10f-5f = 5f
6g
8+4 = 12
5f+6g+12
Answer:
180 Alan, 210 Rob
Step-by-step explanation:
6+7= 13
390÷13= 30
30×6=180 =Alan
30××7=210 =Rob
The answer to this equation is
x= 1, -3