Which expressions are equivalent to the one below? check all that apply.

49x

a.7*7^x
b.7 * 7^2x
c.7^x * 7^x
d.(7* 7)^x
e.7^2* 7^x
f.7^2x

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

If rt is greater than ba, which statement must be true ?

What is the slope of the line passing through the points (-5, 7) and (-3,5)?