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wlad13 [49]
3 years ago
8

What is the sum of -3a + 2 + 5a -3

Mathematics
2 answers:
AVprozaik [17]3 years ago
8 0

Answer:

2a - 1

Step-by-step explanation:

I can only simplify

-3a + 2 + 5a - 3

2a + 2 - 3

2a - 1

soldi70 [24.7K]3 years ago
6 0

Answer:

2a-1

Step-by-step explanation:

-3a+2+5a-3

Add like terms

-3a+5a+2-3

2a-1

(+ turns into minus because +2-3 equals a negative number)

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Lauren has finished 25% of the 120 push ups she needs to do for softball
Ilya [14]

Answer:

30 pushups

Step-by-step explanation:

25/100 = x/120

so, 120x25 = 100x

3000 = 100x

3000/100= x

x = 30

so, Lauren has completed 30 push-ups.

3 0
3 years ago
The admission fee at amusement park is $1.50 for children and $4 for adults on a certain day 355 ppl entered the park and the ad
antoniya [11.8K]

Answer:

180 children and 175 adults

Step-by-step explanation:

Let it be that the amount of children who visited the park that day was x, the rest was adults. It means the quantity of adults equals 355-x.

The payment from the children is 1.5*x (because each children payed 1.5 dollars, the amount of money from children is the fee from one child multiplied by the quantity of children). The money earned by the park's owners from adults are equal to the fee from one adult multiplied by the quantity  4* (355-x)= 1420 -4x

If we add the money from chilren and adults we get the summary profit of park (it is equal to 970 dollars)

1.5x+ 1420-4x= 970

1420-2.5x= 970

x=180- children

355-180=175adults

5 0
3 years ago
The lines below are perpendicular the slope of the red line is -2 what is the slope of the green line
Gala2k [10]

Answer:

The slope will be 1/2.

Step-by-step explanation:

Sine the lines are perpendicular, the slope of the green line will be the negative reciprocal of the slope of the red line. To find the negative reciprocal of -2, first change the sign. Since the slope is negative, make it positive 2. Then to find it's reciprocal, divide 1 by your answer. 1 divided by 2 is one half, s that is your answer.

4 0
3 years ago
Rosie is investigating factor pairs.
JulsSmile [24]

Answer:

28

Step-by-step explanation:

7 0
3 years ago
How do you divide 22.62/0.058 properly?
Artyom0805 [142]

Answer:

I would use a calculator to solve this.

Step-by-step explanation:

22.62/0.058 = 390

I would recommend using a calculator to save you the time of using long division to solve this problem.

If this answer is correct, please make me Brainliest!

6 0
4 years ago
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