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
Setler [38]
3 years ago
12

7x-8y=11 8x-7y=7 solve using substitution

Mathematics
1 answer:
lord [1]3 years ago
5 0

Answer:

(x,y)=(37,31)

You might be interested in
2x^2−10xy+3xy−15y^2<br><br> factor by grouping
Diano4ka-milaya [45]
2x²-10xy+3xy-15y²

Add like terms.

2x²+ (-10xy+3xy) -15y²

Simplify.

2x² + (-7xy) - 15y²

Rearrange the equation.

2x²-15y²-7xy

~Hope I helped~
8 0
3 years ago
Read 2 more answers
Use the graph of the function. Determine Over what interval(s) the function is positive or negative.
san4es73 [151]

Answer:

I can't see the numbers well, but the graph is decreasing from (-inf, minimum) and increasing from (minimum, inf).  The minimum  is the vertex.  Hope this helps!

Step-by-step explanation:

4 0
3 years ago
Help what do I put in the table ignore the other question
givi [52]

Answer:

4.5, 4, 3.5, 3, 2.5, 2

Step-by-step explanation:

8 0
4 years ago
Why are rate tables useful? please answer its 9:40 rn
lidiya [134]
Rate tables are useful because it has something that stands for something else. For example,

8 0
3 years ago
1. A woman deposits $10000 in a bank. The interest rate per annum is 8% How much will she have in the account in 15 years to the
jeka57 [31]

Answer:

The answer is $31,722.

Step-by-step explanation:

10,000 x 1.08 = 10,800

Do this 14 more times, your answer times 1.08.

You end up with 31,721.6911418.

Rounded to the nearest dollar, that would be $31,722.

4 0
3 years ago
Other questions:
  • Malcolm is driving 1,273 miles from Wichita to Charleston for a family reunion. He drives 418 miles the first day and 384 miles
    8·2 answers
  • Find the area. The figure is not drawn to scale.
    13·1 answer
  • 5x – 4y=8<br> -x + 2y = -4<br> 1.<br> 2.<br> 44 - by = -6<br> 4x – 4y = -8
    7·1 answer
  • You have $100 begging on February 1, 2009, you spend $1 each day. On what day do you spend your last dollar?
    7·2 answers
  • Name which property is shown in 7 · 9 · (-3) = (-3) · 7 · 9
    15·1 answer
  • HELP!!! ILL MARK BRAINLYEST!
    12·2 answers
  • Find x. (Round final answer to the nearest tenth. Show all work.)
    9·1 answer
  • Your computer password contains six characters. Each character is either a number or a letter. How many different passwords are
    5·1 answer
  • 8.4 ÷ 2.1
    9·1 answer
  • SOMEONE HELP ME PLEASE IM STUCK ON THIS
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!