You have ti distribute the 5n into the brackets.
so then youll have 15n^2 + 40n.
(2+3)^2-16÷2 is equal to 17
Answer:
378 cm^3
Step-by-step explanation:
V = Bh = l * w * h
since the Base B is 54 (l*w), multiply by 7 to find volume
54 * 7 = 378
Answer:
114
Step-by-step explanation:
\+_+/