Answer:
10 + (-14) = -4
Step-by-step explanation:
Given that,
Diamond used a number line to add. She started counting at 10, and then she counted until she was on the number −4 on the number line.
For addition, she will add 10 and (-14) as follows :
10 + (-14) = -4
So, the crrect option is (b) "10 + (-14) = -4".
1 yen = 0.0075 dollar
450 yen = 0.0075 x 450 = $3.375
Answer:
021110321....1.12...1.1.631.6301
Step-by-step explanation:
Kenny can buy 15 t shirts and 3 sweatshirts.
Step-by-step explanation:
Given,
Number of members = 18
Cost of each t shirt = $9
Cost of each sweatshirt = $15
Money = $180
Let,
x be the number of t shirts
y be the number of sweatshirts
According to given statement;
x+y=18 Eqn 1
9x+15y=180 Eqn 2
Multiplying Eqn 1 by 9

Subtracting Eqn 3 from Eqn 2

Dividing both sides by 6

Putting y=3 in Eqn 1

Kenny can buy 15 t shirts and 3 sweatshirts.
Keywords: linear equation, elimination method
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Answer:
There are 220 students at Marie's school :)