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
m_a_m_a [10]
4 years ago
15

How do you solve this using substitution? -x+y=1 x+y=-1

Mathematics
1 answer:
Alexeev081 [22]4 years ago
4 0
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Point Form: (-1,0)
Equation form: x=-1,y=0
You might be interested in
For a field trip 9 students rode in cars and the rest filled three busses. How many students were in each bus if 99 students wer
taurus [48]

Answer: 30 students per bus

Step-by-step explanation: 99-9=90

90/3=30

30 students per bus

8 0
4 years ago
Find the ending<br> balance:<br> $30,000 for 5.5 years<br> at 6% annual<br> compound interest
vredina [299]

step by step explaination:

ending balance=$30000

30000*5.5

165000÷6=27,500

compound interest =27,500

6 0
3 years ago
4 ten thousands 3 ten thousands 4 hundred 8 tens
iVinArrow [24]
That would be 3'000 + 4000 + 400 + 80 = 7,480
6 0
3 years ago
Christian reads 1/4 book every 2/3 week.<br><br> How many books does Christian read per week?
ratelena [41]
First you must convert the denominator to an equal number by finding a same multiple, in this case it is 12. So the factions convert to 3/12 and 8/12. Now add the two, resulting in 11/12. So the answer is 11/12 
4 0
3 years ago
Read 2 more answers
Leo had a $30 gift card to use at a coffee shop. He used the entire balance to buy regular-sized coffees, which cost $2, and lar
garri49 [273]

Answer:

Leo bought 4 large coffee cups which total 12 dollars. and the rest were 9 regular sizes which equals to 13 coffees in total.

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Other questions:
  • 7.) Solve. Use the calculator set for degrees. Round answers to 4 decimal places.
    8·1 answer
  • Write the equation of the parabola in vertex form.<br> vertex (0,6), point (1, -1)
    6·1 answer
  • Marcus dives from the surface of the ocean to a reef 18 meters below sea level. What integer represents Marcus's location relati
    15·1 answer
  • What is the y coordinate of the point that discuses the directed line segment from j to k into a ratio
    14·1 answer
  • If Ashton drives 228 miles in 6 hours, what is his unit rate?
    9·2 answers
  • You had a goal to collect 150 cans for a food drive. You were able to collect 90 cans. What percent of your goal did you collect
    9·2 answers
  • Dario increased his savings from $350 to $413. What is Dario's percent increase in<br> savings?
    15·1 answer
  • Which expression is equivalent to x - 5/3
    9·1 answer
  • If 9x - 9 = 9, what is X?
    8·2 answers
  • 3x-18&lt;4x-23 and x-16&lt;-22
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!