Sam got a new job with a $7.00 per hour raise. he worked for 5 hours and got paid $85.00. how much did he make before the raise? a. $10.00 per hourb. $11.00 per hourc. $12.00 per hourd. $13.00 per hourjulia knows 19 latin words. each day, she learns 6 new words. how many days until she knows 145? a. 20b. 21c. 22d. 23claire has a part-time job walking dogs monday through friday. business has really increased. she is walking 3 more dogs per day than she did last week. if she walked a total of 35 dogs this week, how many dogs did she walk per day last week? a. 2b. 3c. 4d. 5kayla needs to have $560.00 to buy a new laptop. she already has $200.00 in the bank. each month she will add $45.00 to her bank account. how many more months until she has enough money to buy her laptop? a. 5b. 6c. 7d. 8mark bought a notebook for $1.45 and some pencils that cost $0.42 each. if total cost was $6.91, how many pencils did he buy? a. 12b. 13c. 14d. 15

Part a) Sam got a new job with a $7.00 per hour raise. He worked for 5 hours and got paid $85.00. How much did he make before the raise?

Let

x--------> amount that Sam earned before the raise

we know that

Solve for x

therefore

the answer Part a) is the option

A. $10.00 per hour

Part b) Julia knows 19 Latin words. Each day, she learns 6 new words. How many days until she knows 145?

Let

x-------> the number of days

y-------> the total words Julia Knows

we know that

------> equation

For y=

Find the value of x

Substitute in the equation the value of y

therefore

the answer Part b) is the option

B. 21

Part c) Claire has a part-time job walking dogs Monday through Friday. Business has really increased. She is walking 3 more dogs per day than she did last week. If she walked a total of 35 dogs this week, how many dogs did she walk per day last week?

Let

x--------> the number of dogs that Claire walked last week per day

we know that

therefore

the answer Part c) is the option

C. 4

Part d) Kayla needs to have $560.00 to buy a new laptop. She already has $200.00 in the bank. Each month she will add $45.00 to her bank account. How many more months until she has enough money to buy her laptop?

Let

x--------> the number of months

y-------> amount in the bank account in dollars

we know that

Find the value of x for y=

therefore

the answer part d) is the option

D. 8

Part e) Mark bought a notebook for $1.45 and some pencils that cost $0.42 each. If total cost was $6.91, how many pencils did he buy?

Let

x------> the number of pencil

we know that

therefore

the answer part e) is the option

B. 13