Which can be used to describe the expression? Check all that apply. (r -4,3
O There are three factors of r-4.
The expression is equal to 1 over 12 factors of r.
Adding the exponents will create an equivalent expression.
Multiplying the exponents will create an equivalent expression.
1
The expression simplifies to
Hi

283 square feet

step-by-step explanation:

good luck

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

1 mph

step-by-step explanation:

if the question is asking how much does she drive per mile then,

13 / 13 = 1 mph

that one look

step-by-step explanation: