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
ladessa [460]
2 years ago
6

Solve the system of equations using substitution y=7 y=2x-5

Mathematics
1 answer:
anzhelika [568]2 years ago
5 0

y= 7 (a)

y= 2x-5 (b)

Replace (a) on (b) ans solve for x:

7 = 2x-5

Add 5 to both sides of the equation:

7+5 = 2x -5 +5

12 = 2x

Divide both sides by 2

12/2 = 2x/2

6 = x

Solution:

x=6, y=7

You might be interested in
Taylor can clean pools at a constant rate of pools per hour. How
Bogdan [553]

Answer:

it depends on how many he can clean in a single hour.

if he cleans 2/5 pools thats 10 pools in 25 hours

Step-by-step explanation:

if he cleans one pool per hour, thats 25 pools in 25 hours. if he can clean 4 pools an hour, thats 100 pools in 25 hours.

3 0
4 years ago
If the prism has 3 layers, what would the volume of the
RUDIKE [14]

Answer:

OD) 16 cubic centimeters

3 0
3 years ago
Choose 3 ratios in simplest form. 3:9
Sonja [21]

Answer:

Step-by-step explanation:

1:3

6:18

9:27

are all equivlent ratios

7 0
3 years ago
marcus has a spinner with 3 red sections, 2blue sections, and 1 purple section match the event of landing on each color to the c
wolverine [178]

Answer:

see below

Step-by-step explanation:

3 red sections, 2blue sections, and 1 purple section = 6 sections

P( red) = red/total = 3/6 =1/2

P( blue) = blue/total = 2/6 =1/3

P( purple) = purple/total = 1/6

8 0
3 years ago
Which expression is equivalent to the measure of angle 4 in the image below?
erma4kov [3.2K]

Answer:

2 would be ur answer

Step-by-step explanation:

sry i have to put more then 20 chrarcters

5 0
3 years ago
Read 2 more answers
Other questions:
  • Please answer 3-6 and show your work!!
    8·1 answer
  • Rolinda’s first five Spanish test scores are 85, 85, 60, 62, and 59. a. Find the mean, the median, and the mode of Rolinda’s Spa
    7·2 answers
  • Answer with explanation pls!
    10·2 answers
  • Solve the linear equation:<br><br> x-y=7<br><br> 0.5x+y=5
    5·1 answer
  • Judy uses 8.8 pinta of white paint and blue paint to paint her bedroom walls. 3/4 of this out is white paint, and the rest is bl
    14·1 answer
  • The following list of numbers follows a geometric progression 5.-10. 20.-40.... What are the next three terms in the pattern? A.
    11·1 answer
  • I will give brainliest to whoever gives me the correct answer
    11·1 answer
  • WILL MARK BRAINLIEST FOR BEST ANSWER! John has a loyalty card good for a 8% discount at his local grocery store. What would his
    13·1 answer
  • One solution to a quadratic function, g, is given 9-square root 2i which statement is true
    9·1 answer
  • Pls someone answer my newest question is about practice on law of reflection
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!