Answer:
4√5
Step-by-step explanation:
√80 = √4·4·5 = √4²·5 = 4√5
90+35+x=180
×=180-90+35
×=180-125
×=55
p = 22/5
50p+5=225
Subtract 5 from each side
50p+5-5=225-5
50p = 220
Divide by 50
50p/50 = 220/50
