Which expressions result in a negative number? Choose all answers that are correct. A. –84 ÷ 21 B. C. –7.3 – (–4.3) D. –4.2 • (–3.5)

Answers

Answer 1

Answer: A and B, when dividing the two numbers for A, the answer is negative 4. And as for B, the answer comes out to negative 3 I believe.

Answer 2

Answer: A and B. Because -84:21= -4 and (-and -=+) so -7.3+4.3=-3

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Tickets for the school concert were 3$ and 2$. If 245 tickets were sold for a total of $630, how much of each kind were sold?

Answers

2x + 3y = 630
x + y = 245 then you want to get rid of x so in the second equation × by -2 and get -2x -2y =-490 subtract this equation from the first to get y=$140 substitute 140 in for y and get x= $105 and 2x=210 and 3y=420 210 +420=630

On your birthday, you deposit $540.00 in a account that pays 6% interest, compounded annually. How much is in the account 3 years later?

Answers

6% of 540 is 32.4
32.4 x 3 = 97.2
97.2 + 540 = 637.2

Integer equation carl owed his mom $27

Answers

Since Carl owes his mom, it's a negative number -$27

Answer:

It would be a negative number since he owes his mom that much money so -27.

Hope this helps!

Help me out here please

Answers

Step-by-step explanation:

the answe to dis question is 2

Answer:

the answer would be -4 because it is attached to the x i think

Step-by-step explanation:

a large cheese pizza coast $7.50. each additional topping for the pizza costs $1.35. if the total bill for the pizza sally orders was $12.90, how many toppings did she order?