Each shelf holds 8 trophies (2X4=8). 3 shelves times 8 trophies will equal a total of 24 trophies.
Answer:
Step-by-step explanation:
5x + 5y = 20
2x - 5y = 15
7x = 35
x = 5
5 + y = 4
y = -1
(5, -1)
Answer:
one solution
Step-by-step explanation:
Given
17 -
x = 10 ( subtract 17 from both sides )
-
x = - 7 ( multiply both sides by - 9 to clear the fraction )
x = 63
I answered the last one. I figured out what I did wrong.