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
sleet_krkn [62]
3 years ago
7

Find the value of the variable

Mathematics
1 answer:
erik [133]3 years ago
3 0
X+1=y and 3y-7=2x are your two equations.

Substitute x+1 in for y
3(x+1)-7=2x
3x+3-7=2x
x-4=0
x=4

Plug in 4 for x in either equation to solve for y
x+1=y
4+1=y
5=y

x=4 and y=5

Hope I could help!
You might be interested in
Need 31,43,45 by 2:00!!
antoniya [11.8K]
31. t= 10/9

43. x= -1/14 (the “-“ can go either on the top or bottom)

45. z= 0.21
4 0
4 years ago
A cd usually sells for $18.00. if the cd is 10% off, and sales tax is 5%, what is the total price of the cd, including tax?
Aleks [24]
The cd would cost %17.01
5 0
4 years ago
Find the missing angle on the triangle pls need help
Maslowich
Answer:
Angle B is 44 degrees.
This is a right triangle.

Steps:
The sum of interior angles in a triangle equals 180 degrees. The given triangle is a right triangle.

So A + B + C = 180
We are given A and C.
46 + B + 90 = 180
B + 136 = 180
180 - 136 = 44
4 0
1 year ago
Read 2 more answers
PLease NEED HELP! thank you
adelina 88 [10]
.32 is the answer to this question
7 0
3 years ago
Which equation means five less than a number is equal to 19?
ss7ja [257]
The answer is c because a subtraction sign means less
3 0
3 years ago
Read 2 more answers
Other questions:
  • NEED HELP URGENT!!!!!!!<br><br><br> Which transformation will map figure Q onto figure Q'?
    8·2 answers
  • The cost of 3 scarves is $26.25. What is the unit price
    6·2 answers
  • Somebody help this is algebra
    14·2 answers
  • billy is taking a five-question true/false test. he did not study. he is going to guess on every question. how many different wa
    9·1 answer
  • Given RS=TU<br> prove RT=SU
    15·1 answer
  • What is the equation of the given line in standard form? Use integer coefficients y = 5/7x - 12 A. -5x + 7y = -12 B. -5x - 7y =
    12·1 answer
  • If this figure were to be folded into a box, how many cubes would fill it?
    9·1 answer
  • Describe the solution of f(x) shown in the graph.
    5·2 answers
  • Evaluate
    5·1 answer
  • Identify all sets to which the number below belongs:
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!