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
nexus9112 [7]
3 years ago
13

What is the solution to this system of equations: y=5x+10 and y=-3x+90?

Mathematics
1 answer:
KonstantinChe [14]3 years ago
4 0

Answer:

x=88

y=420

Step-by-step explanation:

Multiply the first equation by 3 and the second by 5 to cancel out.

y=15x+30\\y=-15x+450\\y=420\\

Now plug y into one of the original equations.

y=5x+10\\450=5x+10\\440=5x\\x=88

Hope this helps! <3

You might be interested in
Use the information below to solve the problem Purchase price of article = $495 Down payment = $50 Number of payments = 36 True
Diano4ka-milaya [45]
Hi :)

Amount financed
495−50
=445
Total interest
(0.18×445×37)÷(2×12)
=123.49
Total paid
445+123.49
=568.49
Monthly payment
568.49÷36
=15.79

Hope it helps
5 0
3 years ago
Read 2 more answers
Monday’s high temperature was 6°C. The low temperature was −3°C.
Ivanshal [37]

Answer:

Step-by-step explanation:

the temperature went down  it became colder  

it went down 8

5 0
3 years ago
How can you use ratios and rates to solve problems?
skad [1K]
Rates and ratios help us find relationships between numbers and proportions. 
5 0
3 years ago
How many hours are there in ten quarters of an hour?
svlad2 [7]

Answer:

2 1/2 hours

Step-by-step explanation:quarters means 1/4 and there are 4 of them in each hours  so if you have 10 quarters of a hour they add up to 2 hours and a half, because 2 hours times 4 equals 8 quarters and then add the other 2 quarters and you get half

6 0
3 years ago
28% of 80 is what number?<br> a. 22.4<br> b. 2.24<br> c. 224<br> d. 24.4
Ratling [72]
X = 28% * 80

x = 28/100 * 80

x = 28/10 * 8

x = 2.8 * 8

x = 22.4


28% of 80 is 22.4.

Your final name is a. 22.4
8 0
3 years ago
Read 2 more answers
Other questions:
  • Let f(x) = x2 and g(x) = x − 3. Evaluate the expression.
    12·1 answer
  • Circle O has a circumference of approximately 44 in. What is the approximate length of the diameter, d? inches
    12·2 answers
  • A cone has a volume of 6 cubic inches. What is the volume of a cylinder that the cone fits exactly inside of
    10·2 answers
  • If a hummingbird were to get all
    15·2 answers
  • The function H described by H(x) =2.75x+71.48 can be used to predict the height, in centimeters, of a woman whose humerus (the b
    10·1 answer
  • jessica put £580 in a savings account for one year. The interest rate was 6.5% work out the amount of money at the end of the ye
    5·1 answer
  • I’ll give u brainliest if you help with the answer :)
    5·1 answer
  • (2x + 3y - 4) – (5x + 2)​
    15·1 answer
  • Find the equation of a line that passes through points (1, -8) and (4, 4).
    13·2 answers
  • Find the area of a trapezium whose parallel sides are respectively 14cm and 4cm and distance between the parallel sides is 5cm.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!