Answer:
70$
Step-by-step explanation:
3x+4x+5x=90
combine like terms
12x = 90
divide by 12
x = 7.5
sides: 3(7.5) ,4(7.5) ,5(7.5)
22.5, 30, 37.5
Answer:
5s - 5z + 30
Step-by-step explanation:
5(s+4)+5(2-z)
(5s + 20) + (10 - 5z)
5s - 5z + 30
Hope that helps!
Claudia’s skis are 1.5 meters long.