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
barxatty [35]
3 years ago
7

What is the value of x, given the following system of linear equations? x + y = 8 and x - y = 2

Mathematics
2 answers:
zaharov [31]3 years ago
5 0

Answer:

x = 5

Step-by-step explanation:

x + y = 8 \\ x - y = 2 \\ x + y + (x  - y) = 8 + 2 \\ x + y + x - y = 10 \\ 2x = 10 \\  \frac{2x}{2}  =  \frac{10}{2}  \\ x = 5 \\  \\ x + y = 8 \\ 5 + y = 8 \\ y =  8- 5 \\ y = 3 \\  \\ x - y = 2 \\ 5 - 3 = 2 \\ 2 = 2

Gala2k [10]3 years ago
3 0

Answer:

6

Step-by-step explanation

You might be interested in
Plss hellppp fast it due today!!!
Lana71 [14]

Answer:

Im not sure but, i would see what each corner is each.

6 0
3 years ago
What is the answer too r2+15r+36=0
Rashid [163]
R2+15r+36=0 the answer is r=6
3 0
3 years ago
Select all that apply.
kkurt [141]
Sample space, The counting Principle and, a table can be used
7 0
3 years ago
Mai needs to make a total of 80 deliveries this week. So far she has completed 60 of them. What percentage of her total deliveri
prisoha [69]

Answer:

THX FOR POINTS

Step-by-step explanation:

4 0
2 years ago
What is the measure of ∠S? <br><br> 50°<br> 30°<br> 100°<br> 60°
Scilla [17]
Hello,

Answer B

An exterior angle of a circle has like measure the half of difference of the arcs.
mes S=(85°-25°)/2=60°/2=30°
7 0
3 years ago
Other questions:
  • Calculate the volume and surface areas of the following
    7·1 answer
  • What is 345,000 in expanded form
    10·1 answer
  • 6. Please help. Nestor is about to write a proof that CD⎯⎯⎯⎯⎯⎯⎯⎯⊥AB⎯⎯⎯⎯⎯⎯⎯.
    14·1 answer
  • Help please I rlly need help
    6·2 answers
  • The two trapezoidal windows each measure 5 feet across, have outside edge lengths of 1 foot and inside edge lengths of 5 feet. W
    14·1 answer
  • Find an equation of the plane that contains (3, 4, −9) and is parallel to x + y − 5z = 1. (Use x, y, and z for coordinates.)
    14·1 answer
  • (82 + 2) 3 - 17 PLEASE ANSWER
    13·2 answers
  • What is the value of y?
    13·1 answer
  • What is the unit price of 12 gallons of gasoline that costs $39.48 ?
    5·1 answer
  • What is the area of this trapezoid?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!