Answer:
30 tiles need to buy for same cost in both store.
Step-by-step explanation:
Let x be the number of tiles to buy for same cost in both store.∴18+0.69⋅n=1.29⋅n∴ 1.29n − 0.69n = 18 or 0.6n =18∴n=180.6=30 Therefore, 30 tiles need to buy for same cost in both store
Answer:
Step-by-step explanation:
ML
Answer:
A=-8b/9
Step-by-step explanation:
Answer:
160/3
9-<u>1</u>
<u> </u><u> </u><u> </u><u>3</u>=21-1/3*8=160/3
1/8
Answer:
8x^2 + 6xy - 5y^2 + 26
Step-by-step explanation:
See attached image.