2 years ago

Select the correct answer. What is the value of this expression when a = 7 and b = -4?

Mathematics

1 answer:

iragen [17]2 years ago

6 0

Answer:

hhj

Step-by-step explanation:

nnh

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Please help me with these 3 questions!

juin [17]

Answer:

1) -4x-6x+8x=2-6

-2x=-4

x=-2

2)3x-4x=12-15

-1x=-3

x=3

3) 12.5x+10.25=680-410

22.75x=270

x=11.86

8 0

3 years ago

Write an equation in slope intercept form that satisfies the given conditions parallel

Alecsey [184]

Please give us the options

7 0

3 years ago

The fastest speed recorded for a cheetah is 70 mph. This is 11 mph less than 3 times the fastest running speed for a man. What i

Aleks04 [339]

If we work it through:

70mph is 11mph less than 3 times the fastest running speed for a man.

So 70 + 11 = 81mph is 3 times the fastest running speed for a man.

Can you see where to go from here?

4 0

3 years ago

Read 2 more answers

What is the balance on a deposit of $1,150 that earns 9% interest compounded annually for 2 years

igor_vitrenko [27]

Step One: Calculate interest.

$1150*0.09=103.5$

Step Two: Calculate the amount at the end of the first year.

$1150+103.5=1253.5$

Step Three: Calculate the amount at the end of the second year. This will be your final answer.

$1253.5+103.5=1357$

$1357 balance

3 0

3 years ago

group of friends wants to go to the amusement park. They have $366.50 to spend parking and admission. Parking is $19, and ticket

Lostsunrise [7]

Step 1:
Subtract $19 from total
366.50 - 19 = 347.5

Step 2:
Divide this total by the ticket price
347.50 / 34.75 = 10

Step 3:
You have your answer
10 people can go to the amusement park

5 0

3 years ago