The answer is 7. Hope it helps
you divide 72 by 2 to get r by itself and get 36
so r=36
Answer:
x= 15
Step-by-step explanation:
2x+3(x-10)=45
2x+3x-30=45
Combine like terms:
2x+3x-30 turns into 5x-30= 45
5x-30=45
+30 +30
5x = 75
x = 15
Answer:
Step-by-step explanation:
Expression is a polynomial when it contains variables, numbers and operators. Expression that contains fractional exponent is not a polynomial. Expression with variable in the denominator is not a polynomial.
It is a polynomial
It is not a polynomial because x is in the denominator
It is a polynomial
It is not a polynomial because it has fractional exponent
Answer:
Step-by-step explanation: