Answer:
3
Step-by-step explanation:
Answer:
The answer is a = 4.5
Step-by-step explanation:
To find this we start by dividing away the coefficient of a.
10a = 45 ----> Divide both by 10
a = 4.5
Answer:
18
Step-by-step explanation:
MJ IS 18 RHIS IS YOUR CORRECT ANSWER
They can bring 21 people
$1856.75 - $885.50 = $971.25
$46.25 • 21 = $971.25
Answer:
100
Step-by-step explanation:
She wants to average 85, so adding ALL three of her scores, divided by 3 needs to equal 85.
(75 + 80 + x)/3 = 85
Times by 3.
75 + 80 + x = 255
155 + x = 255
subtract 155.
x = 100
She needs 100 on the third test.
