Seven thousand, seven hundred twenty eight point foue
Answer:
15(b+2) + 15 + 2b-9 +b = 90
Step-by-step explanation:
Essentially you add up all of the values and make it equal to 90, then solve for b
15(b+2) + 15 + 2b-9 +b = 90
15b + 30 + 15 + 2b - 9 + b = 90
18b + 30 + 15 - 9 = 90
18b + 36 = 90
18b = 54
b=3
Answer:
Step-by-step explanation:
pyramids have 5 surfaces and a point. a cube has 6 surfaces and is a square
Answer:
2 small notebooks 4 large notebooks
Step-by-step explanation:
1× 6 + 5× 10 = 56
2×6 + 4 × 10 = 52
doing this continuously
