Answer:
243,729,2187
Step-by-step explanation:
It is multiply by 3, so 81*3 and 81*3*3 and 81*3*3*3 which is 243, 729, 2187
Answer:
I have formula but u have to follow me
First you have to get x
5x-21=2x-6
3x=15
x=5
then substitute in any of the equations with x to get the y value:
y=2x-6
y=2(5)-6
y=4
so the answer is choice B
hope this helps !
Answer:
45
Explanation:
360 / 8 = 45
Answer:
Step-by-step explanation:
4a² b³ * (9a⁴b² - 4a² + 3) = 4a²b³ * 9a⁴b² - 4a²b³*4a² + 4a²b³*3
= 36a²⁺⁴ b³⁺² -16a²⁺²b³ + 12a²b³
= 36a⁶b⁵ - 16a⁴b³ + 12a²b³