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
zysi [14]
3 years ago
12

What is the solution of the system of equations? y = x - 10 y = 2x + 5

Mathematics
1 answer:
Rainbow [258]3 years ago
6 0

Answer:

<h2>x = -15 and y = -25 ⇒ (-15, -25)</h2>

Step-by-step explanation:

y=x-10\qquad(1)\\\\y=2x+5\qquad(2)\\\\\text{substitute (2) to (1):}\\\\2x+5=x-10\qquad\text{subtract 5 from both sides}\\\\2x=x-15\qquad\text{subtract x from both sides}\\\\x=-15\\\\\text{Put the value of x to (1):}\\\\y=-15-10\\\\y=-25

You might be interested in
Can't figure out where to put the parentheses
Shtirlitz [24]
8 times 4 and 8 divided by 2 i think
8 0
3 years ago
Read 2 more answers
Solve equation 3 + p = 8
Dmitriy789 [7]

Answer:

The answer is 5

Step-by-step explanation:

You can do inverse operation which is Subtraction.

8-3 = 5

6 0
3 years ago
Read 2 more answers
Four times the difference of b and six is equal to b squared
Tcecarenko [31]

Answer:

4(b-6)=b^2

Step-by-step explanation:

The difference would mean that it is subtraction and you multiply that difference by 4 and set it equal to b squared

3 0
3 years ago
The table below shows the number of each item sold at the concession stand. What might the ratio of 5:4 represent?
4vir4ik [10]

The price of of the hotdog to the price of popcorn is in the ratio 5:4

25:20 is 5:4

7 0
3 years ago
A cube has a surface are of 3750 find the length on one side
Agata [3.3K]
A cube has six sides so you divide 3750 by 6 to find the area of a single face. This would be 625. Area is length times width and since it is a cube you know that both are the same. This gives you an answer of 25.  
4 0
3 years ago
Other questions:
  • Find the values of x and y that make these triangles congruent by the HL Theorem.
    8·1 answer
  • Which of the following is always true? Choose the correct answer below.
    11·1 answer
  • This question has several parts that must be completed sequentially. If you skip a part of the question, you will not receive an
    9·1 answer
  • What is a solid figure with two parallel congruent bases joined by a rectangular faces is a?
    7·1 answer
  • Write a numerical expression to represent the number of apps Priscilla and Cynthia have combined. (Do not simplify the expressio
    10·2 answers
  • Help!!!!!!!!!!!!!!!!
    7·2 answers
  • The sample for a study exhibits undercoverage bias. Select the statement that best describes the bias in the study. O There are
    8·2 answers
  • Which expression is equivalent to the one below?
    15·1 answer
  • Find the radius of a circle with a circumference of 45 centimeters
    14·1 answer
  • Solve for x . 8x-3 &amp; 4x+3 <br> 8x-3+4x+3=180<br> ?x+_=180
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!