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
Softa [21]
3 years ago
14

Solve this system of equations by

Mathematics
1 answer:
laiz [17]3 years ago
8 0

Answer:

y=8 x=-6

Step-by-step explanation:

line them up

3x+10y=22

-3x-8y=-14

add the like terms to get

2y=8

divide by 2

y=4

plug in to any equation

3x+10(4)=22

3x+40=22

subtract 40

3x=-18

divide

x=-6

You might be interested in
Billy takes 2 hours to paint 500 pictures. Sandy takes 3 hours to paint 450 pictures. if they work together, how long would it t
SVETLANKA909090 [29]
Billy can do 4 hours which is 1000 pictures 
and Sandy 3 1/15 hours 500 pictures and 1/15 is 50.
Let me know if I'm wrong
Hope this helps
7 0
4 years ago
A freezer was sold during a clearance sale for​ $387.50. If the freezer was sold at a discount of 16 and two thirds % ​, what wa
Oliga [24]
The list price was $465 (465=387.5 / (5/6))according to the information on the question above. This problem can be solved using the percentage and fraction principle of the mathematics. In this problem, 16 and two-thirds % is equal to the one-sixth fraction, therefore, the current price is the 5/6 portion of the list price.
7 0
3 years ago
5:3 equivalent fraction
lana66690 [7]

Answer:

5/3

Step-by-step explanation:

A ratio is just a fraction comparing two quantities.

Ex: For every 5 trees, there were 3 elephants

This, into a fraction, would take the first number and make it the numerator and the second number into a the denominator.

Just think of the colon as a slash or a divide sign

Vote Brainliest, Thx :)

3 0
3 years ago
To ensure that she obtained a sufficiently large number of minority respondents in a study on racial attitudes, a researcher div
soldi70 [24.7K]

Answer:

It is stratified random sampling.

Step-by-step explanation:

Stratified random sampling is a method of sampling that involves the division of a population into smaller sub-groups known as <em>strata.</em>

The strata are formed based on members' shared attributes or characteristics, in this case their race.

Stratified random sampling is also called <em>proportional random sampling</em> or <em>quota random sampling</em>

4 0
3 years ago
Evaluate the expression 17 x (-12 + 10)2
lara31 [8.8K]

Answer:

-68

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Other questions:
  • What is the X-factor of 5x​
    6·1 answer
  • Find the equation of line that is parallel of the line x=7 and contains the point (-3,2).
    15·1 answer
  • The roots of Billy's plant grew to 3 inches beneath the Earth’s surface. Graph all the possible depths the roots can continue to
    13·1 answer
  • Charlie likes to eat 3/4 cup of cereal each morning for breakfast. How many servings will he be able to eat from a box that has
    10·1 answer
  • The pair of shoes shown had a sale price of $76.50. 10% discount. What was the retail price?
    7·1 answer
  • Can u answer this question! i’ll give brainliest
    12·1 answer
  • Is 3/10 bigger than 2/9​
    15·1 answer
  • 18 is 120% of what number? Please help ASAP
    11·1 answer
  • Point D has the same x-coordinate as the y-coordinate as B same same y-coordinate as the x-coordinate of point A.
    9·1 answer
  • 100-point Question!!!
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!