3 years ago

What is the answer to this expression when x=5 3x+15=?

Mathematics

2 answers:

Akimi4 [234]3 years ago

7 0

30 3(5) means multiply 3•5 is 15. Now you add 15 + 15=30

Nikitich [7]3 years ago

5 0

3(5)+15= 30
because BIDMAS so we would multiply 3 by 5 then add the answer which would be 15 to 15 and we would get 30.

You might be interested in

10 pens cost £6.50.<br> Find the cost of 4 pens

Setler [38]

10 pens=£6.50
1 pen=£0.65
4 pens=£0.65×4
4 pens=£2.6

3 0

3 years ago

What percent of the total players scored 31-40 points during November

Tomtit [17]

Answer:

40%

Step-by-step explanation:

4÷10x100=40

As you have 10 players total and 4 players scored between 31 and 40 points

6 0

3 years ago

Mary makes trail mix with bulk nuts and dried fruit. She spends $4.50 on the dried fruit. Mixed nuts cost $2.50 per pound. She h

AnnyKZ [126]

Answer: 3 pounds

Step-by-step explanation: 12 - 4.50 = 7.50 7.50/2.50=3

4 0

3 years ago

Kevin decides to build a square for his play park. If the area of the room is 4x^2 + 28x + 49 square feet, what is the length of

leva [86]

We have to factor becasue
area=legnth times width
area=4x^2+28x+49
area=(2x+7)(2x+7)
area=(2x+7)^2
legnth =width

we arent' given area so we can't solve
but, , since it is a squaer room, legnth=width so √area=legnth=width

8 0

3 years ago

What is 12÷1935.6 ? i’m so confused and I need help with the steps

Naddik [55]

Answer:

161.3000

Step-by-step explanation:

4 0

1 year ago