There are 45 girls in Jonathan's class.
Answer:
10x-15y
Step-by-step explanation:
5(2x-3y)
10x-15y
3d+ 3s = $21 because they bought three drinks and three snacks
Answer:
11
Step-by-step explanation:
Hello,
Given the original number n.
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Multiply the number by 9.

Add 99.

Divide this sum by 9.

Subtract the original number, n, from the quotient.
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Thank you.
Answer:
-1/5
Step-by-step explanation:
slope formula:
m = y₂ - y₁ / x₂ - x₁
Two points are given:
(-5, -5) (5, -7)
m = -7 - (-5) / 5 - (-5)
m = -2 / 10
m = -1/5