Answer:
B. $ 320
Step-by-step explanation:
[8(3) + 4(2)]10
(24 + 8)10
320
Answer: N has to be a negative. hope this helps
Step-by-step explanation:
Answer:
$230
Step-by-step explanation:
plz mark brainliest
Answer: 
Step-by-step explanation:
Group like terms:

Simplify the arithmetic:

Add 7 to both sides:

Simplify the arithmetic:

Simplify the arithmetic:

Divide both sides by 3:

Simplify the fraction:

Find the greatest common factor of the numerator and denominator:

Factor out and cancel the greatest common factor and the answer will be:

Answer:
Fourth chice, 3/5
Step-by-step explanation:
Add all the numbers together, 12 + 3 + 5 = 20
There's 12 green cubes out of the 20 cubes so it's 12/20 which is 3/5