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
kari74 [83]
4 years ago
6

Solve the system of equations

Mathematics
1 answer:
miv72 [106K]4 years ago
5 0

Answer:

y = -3 when x = 4

Step-by-step explanation:

2x-4y = 20

x = 4

2(4) - 4y = 20

8 - 4y = 20

-4y = 12

y = -3

You might be interested in
Find the value of a²+b <br> if...<br> a=-2 and b=5
Nana76 [90]

Answer:

9

Step-by-step explanation:

a²+b

Substituting values,

=> (-2)^2+5

=> 4 + 5

=> 9

4 0
3 years ago
Read 2 more answers
-2(3x+4)&lt;-4+8 solve the inequality
Shtirlitz [24]

Answer:

Inequality: x > -2

Interval Notation: ( -2, ∞)

Step-by-step explanation:

8 0
4 years ago
Read 2 more answers
Can you please belp me solve 100÷ 4,031.2
kolezko [41]

This might be wrong but I got .024806509

I don't know if you wanted it rounded but I hope this might have helped.

6 0
4 years ago
Read 2 more answers
A tv programme begins at 7:45 and ends 50 minutes later what time does it finish
faust18 [17]

Answer:

8:35

Step-by-step explanation:

7:45 + 50minutes=

8:35

7 0
3 years ago
Read 2 more answers
SHAYNA FREEL PLANS TO BUY $17.45 WORTH OF STATIONERY SUPPLIES. IF THE SALES TAX IS 13%, HOW MUCH WILL SHAYNA PAY?
Rainbow [258]

9514 1404 393

Answer:

  $19.72

Step-by-step explanation:

The sales tax is 13% of $17.45:

  0.13 × $17.45 = $2.27 . . . . . . rounded (up) to the nearest cent

Then the total Shayna will pay is ...

  $17.45 +2.27 = $19.72

7 0
3 years ago
Other questions:
  • What is this?<br> q+2/5 = 2q - 11/ 7<br> Please help.
    14·1 answer
  • Hello ! i need help for that ----&gt; (-3x+1)(2x-5)-(-3x+1)(-2x+7) calculate the value of E for : x = 1
    8·1 answer
  • What are the zeros for the function b(t) = (t – 5) (t + 3) (t – 2)?
    12·1 answer
  • A bus leaves Riverside for Springfield and averages only 48 mph. Ten minutes later Smith leaves Riverside for Springfield travel
    6·1 answer
  • HELP<br> 1) Determine the sum of row 19 in Pascal's triangle
    5·2 answers
  • How do you integrate <br><img src="https://tex.z-dn.net/?f=%283x%5E%7B2%7D%20%20%2B%203%29%20%5E%7B3%7D%20" id="TexFormula1" tit
    13·1 answer
  • How do i Write (3x^3)^2 without exponents
    8·1 answer
  • Hich proportion would you set up to change 5 pounds to ounces?
    11·2 answers
  • A true-false test has 4 questions. What is the chance of answering all questions correctly by guessing?
    13·1 answer
  • A binomial distribution has p = 0.05 and n = 50. what is the mean of this distribution?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!