Answer:...,,,.
Step-by-step explanation:.....,l,,
Answer:
40,680
Step-by-step explanation:
plz give me brainliest
remember your units
hope this help
Answer:
68
Step-by-step explanation:
1) Plug In (when you plug in you replace the defined variable with the number given. usually you have to find the numbers to plug in but since they're already given to you you just plug them in.) 4(3) + 8(7)=T T= total cost
2) Multiply 4*3=12 8*7=56
3) Add 12+56=68
4) <u>T=68</u>
Multiply equation II by 2 and then add up the equations.