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liraira [26]
4 years ago
11

Which expression is equivalent to (3x-5y)+ (x + 2 y)?

Mathematics
1 answer:
Stells [14]4 years ago
5 0

Question is Incomplete; Complete question is given below.

Which expression is equivalent to (3x-5y)+(x+2y)?

1. 4x-7y

2. 4x-3y

3. 4x+3y

4. 4x+7y

Answer:

2. 4x-3y

Step-by-step explanation:

Given:

(3x-5y)+(x+2y)

We need to simplify the given expression;

Solution on simplifying the given expression we get;

First we will apply distributive property to remove the parenthesis we get;

3x-5y+x+2y

Now Combining the like terms together we get;

3x+x-5y+2y

Now adding and subtracting like terms we get;

4x-3y

Hence the equivalent expression for given expression is 4x-3y.

You might be interested in
The test score for a class are shown. What is the average test score? 79,80,92,92,81,100,88,98,71,100,91,90
Oksanka [162]

Answer:

The average score is equal to 88.5

Step-by-step explanation:

we know that

An average test score is the sum of all the scores on an assessment divided by the number of test-takers.

so

The sum is equal to

Sum=[79+80+92+92+81+100+88+98+71+100+91+90]=1,062

The number of test-takers is n=12

The average score is equal to

\frac{S}{n}

substitute

\frac{1,062}{12}=88.5

5 0
3 years ago
HELP DUE TOMORROW GUYS
kakasveta [241]

Answer:

x = 15

Step-by-step explanation:

8x + 9 and 51 are same- side interior angles and sum to 180° , then

8x + 9 + 51 = 180

8x + 60 = 180 ( subtract 60 from both sides )

8x = 120 ( divide both sides by 8 )

x = 15

6 0
1 year ago
Solve for x 7 x − 4 = 6 Give your answer as an improper fraction in its simplest form.
ArbitrLikvidat [17]

Answer:

10\7

Step-by-step explanation:

7x-4=6

7x=6+4

7x=10

7x\7=10\7

x=10\7

4 0
3 years ago
Which answer is the solution set in simplest form?
ANTONII [103]
In this question there is 1 equation with 1 unknown variable. So it is absolutely possible to find the value of the unknown variable "x".
(4x - 1)/3 = 7/1
4x -1 = 7 * 3
4x - 1 = 21
4x = 21 + 1
4x = 22
x = 22/4
  = 11/2
So the value of the unknown variable x is 11/2. So the correct option is option "d". Hope i have answered your question correctly and helped you to understand the method by which these problems should be done.
3 0
3 years ago
The local skating rink pays Mary a fixed rate per pupil plus a base amount to work as a skating instructor. She earns $90 for
baherus [9]

Answer:The expressions for the payment made to Mary are,

        (Monday)      90 = 15m + b

        (Tuesday)     62 = 8m + b

where m and b are the fee per student and the base fee, respectively. Solving for m and b, the values are 4 and 30.

The equation that represents Mary's earning is

                                   y = 4x + 30

For 20 students,

                                   y = 4(20) + 30 = 110

For Lisa's earnings,

                                    y = 8x + 15

Substituting 20,

                                   y  =8(20) + 15 = 175

Thus, Lisa would earn more than Mary by $65.

Read more on Brainly.com - brainly.com/question/1560980#readmore

Step-by-step explanation:

5 0
3 years ago
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