Answer: She has to score a minimum of 92 marks to take her average to 80
Step-by-step explanation:
Let the equation be
Three months total = 76 x 3 = 228
(x + 228) / 4 = 80
x + 228 = 80 x 4
x = 320 - 228
x = 92
Answer:
$0.15 per pencil
Step-by-step explanation:
1. Divide
1.50 divided by 10 = 0.15
2.Answer
$0.15 per pencil
The answer is M is about -3.74
Answer:
Infinitely many solutions.
Step-by-step explanation:
The two sides are the exact same therefore x can be anything