Answer:
Step-by-step explanation:
√80 = √(2⁴ × 5) = √2⁴ × √5 = 4√5
5 × 8√80 = 160√5
Answer:
145
Step-by-step explanation:
Divide 48 by 7 = 6≅. then add 6 to 139. 145
In order to solve for r you have to place all the number in one side. then isolate r ...... r=1
Answer:
3x=x+30
2x=30
x=15
3(15)=45
15+30=45
45 for both
hope that answers your question
Step-by-step explanation: