Answer:
distribute -5 and -4
Step-by-step explanation:
-5(-6x-9y)-4(-10x+7y)
(30x + 45y) - (- 40x + 28)
30x + 45y + 40x - 28
45y + 70x - 28
Answer:
<u>Question 3</u>
Given expression:

Both parentheses share a common term.
To factor out a common term: ab + ac = a(b + c)


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<u>Question 4</u>
To calculate the amount of money Rajni had to begin with, sum the three amounts she spent:

As
, then:

Collect and sum the whole numbers:


As
, then



Step-by-step explanation:
there are 2 girls
total of 5 people
probability is 2/5 which is 0.4 and 40%
Fraction Decimal Percentage
30/1000 0.03 3%
29/1000 0.029 2.9%
28/1000 0.028 2.8%
29/997 0.02909 2.909%