Answer:
if it's 2/3r^4 heres the answer
Step-by-step explanation:
1.) 2/3 times r raised to the 4th power
2.) the product of 2/3 and r raised to the 4th power
3.) 2/3 multiplied by r raised to the 4th power
4.) 2/3 of r raised to the 4th power
you can pick one of the many choices I've listed!! youre welcome :)
A number in the tens place 84
3x=4y
x+y=21
x = 21-y
3(21-y)=4y
63-3y=4y
63=7y
y=9
x+y=21
x+9=21
x=12
answer is (12, 9)
I think it is equivalent to 16
hope that helps! :)