Answer:
A.
Step-by-step explanation:
Answer:
Step-by-step explanation:
so you will move constant to the right side and change the sign. 72x=223-7
then you will subtract the numbers 72x=223-7 and that will give you 72=216
then you will divide both sides by 72 and that will give you
- x=3 .
Answer:6 weeks
Step-by-step explanation: 5, 10, 20, 40, 80, 160
Answer:
21 x 21 = 441
Step-by-step explanation:
Whenever there is an exponent that is the many times you multiply the base by itself to.
Answer:
Step-by-step explanation:
Both functions have the same slope, but intersect the axes of the coordinate system at different places. These are two parallel directions.