Select all answers that correctly complete the following statement.
The expression 84⋅83 is equal to 8□ because of the first law of exponents.
A
4+3
B
1
C
4−3
D
7

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.