Unit 5 lesson 7 polynomials and properties of exponents unit test

supposed you earned 7t - 1 dollars on monday and 8t + 5 dollars on tuesday. what were your total earnings? simplify your answers.

a. -t + 4 dollars
b. -t - 6 dollars
c. 15t - 6 dollars
d. 15t + 4 dollars

D. 15t + 4 dollars

Step-by-step explanation:

To be able to know the sum of the two days you just have to add them.

7t-1 +(8t+5)=

7t+8t=15t

-1+5=4

The sum of the two days is 15t+4 and this is the total earnings that you are supposedly made on Monday and Tuesday.

answer: sensy

step-by-step explanation: