50=3x+b. you never specify the variable that replaces b
Answer:
8 weeks
Step-by-step explanation:
So first you find out how much money he makes per week, by doing 7.5 x 20 you will find that. Now you need to find how many weeks it will take, find this by dividing 1200 by the amount he makes per week and you will end up with 8.
Answer:
No
Step-by-step explanation:
The answer is 136 because 7 x 18 is 126 then + 10 is 136