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
Darya [45]
3 years ago
10

How to solve y=2x-10 and 6x+7y=10 using substitution

Mathematics
1 answer:
mr_godi [17]3 years ago
5 0

Answer:

x=4

Step-by-step explanation:

y=2x-10 and 6x+7y=10

6x+7(2x-10)=10

6x+14x-70=10

20x=80

x=4

You might be interested in
A washer and a dryer cost $862
Svetlanka [38]

The cost of dryer is $450 and the cost of washer is $412

4 0
3 years ago
4/7w = 16 hurry please
Novay_Z [31]

Answer:

4

7

w

=

16

Multiply both sides of the equation by

7

4

.

7

4

⋅

4

7

⋅

w

=

7

4

⋅

16

Simplify  

7

4

⋅

4

7

⋅

w

.

Step-by-step explanation:

5 0
3 years ago
Write a real word problem that can be represented by the equation a - 6 = 15
chubhunter [2.5K]

Answer: your friend is trying to find out how many canys are in a box(a) and he gives you 6 and has 15 left

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
Maura receives a 3% commission on every piece of furniture she sells. one day she sold a couch for $950. How much was her commis
Ad libitum [116K]

3%=3/100=0.03

950 multiplied by 0.03=28.5

$28.5

8 0
3 years ago
PLEASE HELP WILL MARK BRAINLIEST<br><br>Find the area of the right triangle.
sweet-ann [11.9K]

Answer:

Step-by-step explanation:

This right triangle is on a grid.

The area is the height * base/2

The base is on a line segment parallel to the x axis which is 6 squares.

The height is on a line segment parallel to the y axis which is 2 squares

The area is the height * base /2

Area = 6 * 2 /2 = 12/2 = 6 square units.

4 0
3 years ago
Other questions:
  • Sadie rented a Redbox movie. It cost her $1 to rent the movie for one day, and every day it is late is an additional $0.99. Writ
    11·2 answers
  • Let's say you take a 10 question multiple choice test. Each question has 4 choices and you guess on all of them. What is the pro
    6·2 answers
  • Eva opened a bank account. She deposited $68.40 into her account every month for 20 months. She used $42.40 every month to pay f
    5·2 answers
  • Write a function for 3,7,11,15
    6·1 answer
  • Find the greatest common factor.
    5·1 answer
  • Use exponents to write 81 three different ways
    12·2 answers
  • Which of the following expressions could be used to represent "the difference between -17 and -8"?
    14·1 answer
  • The equation of line AB is (y-3) = 5 (x - 4). What is the slope of a line perpendicular to line AB?
    15·2 answers
  • What is an example of social? (yall dont gotta answer)<br> who wanna talk. im bored.
    7·1 answer
  • 2x^3/3y equivalent expressions
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!