A linear function contains the following points. What are the slope and y-intercept of this function?

A.
The slope is
−
1
5
−
5
1
.
The y-intercept is (0, 7).

B.
The slope is –5.
The y-intercept is (7, 0).

C.
The slope is –5.
The y-intercept is (0, 7).

D.
The slope is 5.
The y-intercept is (0, 7).

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

What is the number 321,000,000 in scientific notation? also what is the number? ?

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?