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svet-max [94.6K]
3 years ago
15

Do you remember how to solve a multistep linear equation with variables on both sides? Review with a Quick Check.

Mathematics
1 answer:
vladimir1956 [14]3 years ago
4 0

Answer:

Step-by-step explanation:

5(a-1) -15 = 3(a+2) +4, distribute multiplication over subtraction and addition

5a -5 -15 = 3a +6 + 4, isolate the variable on one side

5a -3a = 6 +4 +5 +15, combine like terms

2a = 30, divide both sides by 2

a= 15

You might be interested in
What is the value of x in the equation 2/3
natka813 [3]

Answer:

N/A

Step-by-step explanation:

There is not enough data to answer this question.

6 0
3 years ago
Can someone please help me asap
Liono4ka [1.6K]
Hi there!

Thanks for asking for help!

I believe Part A of your answer is the expression: n+2n.
Because that is the answer for Part A, Part B is the answer: "The expression for the bookcases is n+2n because the problem says 'the larger bookcase holds twice as much as the smaller one,' and 'let n represent the amount of books the smaller bookcase holds'.
Since you need to find an expression for the amount both bookcases needs to hold you would add n (capacity of the smaller bookcase) and 2n (capacity of the larger bookcase) together to have an expression that represents the amount both hold.
Part C: 90=3n
I know this is the correct equation based on the expression written above since n+2n=3n, and the problem says "the amount both bookcases hold together is 90 books"

btw, bookcase 1 holds 30 books and the large bookcase holds 60.

Hope this helps you out! :)



6 0
3 years ago
What is the length of the hyptonenuse of the right triangle? the other sides are:<br>36 ft<br>15 f​
andreev551 [17]

Answer:

39

Step-by-step explanation:

We can use the Pythagorean theorem

a^2+b^2 = c^2 where a and b are the legs and c is the hypotenuse

15^2 + 36^2 = c^2

225+1296 = c^2

1521 = c^2

Take the square root of each side

39 = c

5 0
3 years ago
What is -9.25 as a faction
melamori03 [73]

Answer:

-37 / 4

Step-by-step explanation:

8 0
3 years ago
A snail travels at a rate of 2.36 feet per minute. a. Write a rule to describe the function. b. How far will the snail travel in
34kurt
By definition we have to:
 d = v * t
 Where,
 d: distance
 v: speed
 t: time
 Substituting values:
 d (t) = 2.36t
 For t = 6 we have:
 d (6) = 2.36 * (6)
 d (6) = 14.16 feet
 Answer:
 
a rule to describe the function is:
 
d (t) = 2.36t
 the snail will travel 14.16 feet in 6 minutes
 C. d (t) = 2.36t; 14.16 ft
5 0
3 years ago
Read 2 more answers
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