1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
vova2212 [387]
3 years ago
8

Show work for (13x+10y)-3(6x-7y)

Mathematics
1 answer:
larisa [96]3 years ago
5 0
<span>(13x+10y)-3(6x-7y)
</span>Distribute:<span>=<span><span><span><span>13x</span>+<span>10y</span></span>+<span><span>(<span>−3</span>)</span><span>(<span>6x</span>)</span></span></span>+<span><span>(<span>−3</span>)</span><span>(<span>−<span>7y</span></span>)</span></span></span></span><span>=<span><span><span><span><span>13x</span>+<span>10y</span></span>+</span>−<span>18x</span></span>+<span>21y
</span></span></span>Combine Like Terms:<span>=<span><span><span><span>13x</span>+<span>10y</span></span>+<span>−<span>18x</span></span></span>+<span>21y</span></span></span><span>=<span><span>(<span><span>13x</span>+<span>−<span>18x</span></span></span>)</span>+<span>(<span><span>10y</span>+<span>21y</span></span>)</span></span></span><span>=<span><span>−<span>5x</span></span>+<span>31y
</span></span></span>Answer:<span>=<span><span>−<span>5x</span></span>+<span>31<span>y</span></span></span></span>
You might be interested in
Solve either of the correct equations using any method. Round to the nearest whole number d= Days
galina1969 [7]
Where is the question m8?
8 0
3 years ago
Read 2 more answers
A company tests two new products to make sure they last for more than a year. Product 1 had 950 out of 1,000 test items last for
zheka24 [161]

Answer:

product one; it has a higher success rate

Step-by-step explanation:

to find out which has a higher rate of success we can find out their percentage of success

we can divide their success amounts by test amounts

950 / 1000 = 95/100 = 95%

150/200 = 75/100 = 75%

product 1 has a higher success rate

5 0
3 years ago
What is the value of x ?!! Please HELP !!!!!! Will mark BRIANLIEST !!!!!!!!!
Arada [10]

Answer:

81

Step-by-step explanation:

angles of a triangle always equal 180, so 41 +58=99, so subtract that from 180 and the remaining angle is 81

4 0
3 years ago
Read 2 more answers
Please help me Im really about to cryyyy also can some help me with other questions
Hunter-Best [27]

Answer:

x = 25

Step-by-step explanation:

Using Pythagoras' identity in the right triangle.

The square on the hypotenuse x is equal to the sum of the squares on the other two sides, that is

x² = 20² + 15² = 400 + 225 = 625 ( take the square root of both sides )

x = \sqrt{625} = 25

4 0
3 years ago
Read 2 more answers
How do you solve for r in p=irt???
Julli [10]
OK...
If you know the volume of P and t and i.
Then Use this: r=P÷i÷t
I think you mean that, right?
6 0
3 years ago
Read 2 more answers
Other questions:
  • Evaluate the expression for a = 2 and b = 5.
    6·1 answer
  • Solve for x: |3x + 12| = 18
    11·1 answer
  • Rolex worked 40 hours last week she had $74 deducted from his earning for taxes . if he had $286 left after the deduction how mu
    9·1 answer
  • The area of the circle above is 1,519.76 units squared. what is the circumference
    5·1 answer
  • In which way was life in Athens different from life in Sparta?
    13·2 answers
  • A culture started with 1,000 bacteria. After 6
    15·2 answers
  • Math please helpp giving brainliest
    9·1 answer
  • Find m∠FHG. Hurry pls
    6·1 answer
  • What is the mean, median and mode for...45,50,55,55,55,60,60,60,65,65,70?
    5·1 answer
  • The following points lies in the solution set of the system of inequalities shown graphed below?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!