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
ohaa [14]
3 years ago
7

What is the sum of a and b?

Mathematics
1 answer:
Juliette [100K]3 years ago
7 0

Answer:

a=13, b=7

Step-by-step explanation:

You can use the exponent rule

3x^{a-5}y^{9-b}=3x^{8}y^{2}

so x^{a-5}=x^{8} so

a-5=8

a=13

y^{9-b} =y^{2} so

9-b=2

b=7

You might be interested in
If the perpendicular bisector of one side of a triangle goes through the opposite vertex, then is the triangle ( sometimes, alwa
avanturin [10]
It is always isosceles because it can be proved as follows:

The perpendicular bisector dissects the triangle into two, and it is the common side.  Then each side of the bisector is 90 degrees, and the bisected to two equal sides, so the two dissected triangles are congruent, hence the original triangle is isosceles.
7 0
3 years ago
Priya, variable "p", jumped 3 inches more than Xeno, “x”, in a high jump contest. Mai, “m”, jumped three times as many inches hi
IceJOKER [234]

Answer:

Xeno jumped 1 2/3 in

Step-by-step explanation:

if Mai jumped 3 times higher than Priya dividing Mai's 14 by 3 would get Priya's height. Then by subtracting 3 from Priya's height, which is 4 2/3, you get Xeno's height which is 1 2/3 in

4 0
3 years ago
What’s the slope of a parallel line given the equation 3x+4y=3? <br><br> Please explain the process.
Otrada [13]

Answer:

-3/4

Step-by-step explanation:

Move the 3x over to the side with the 3 so it will become a -3x now you have 4y=-3x+3 now you have to remove the 4 from the y so now you have y=-3/4x+3/4 so you slope will be -3/4

7 0
2 years ago
14=h/5<br><br> Help me please
ValentinkaMS [17]

Answer:

14=h/5

h=14*5

h=70

<u>Check</u>:

70/5=14

Hope this helps

6 0
3 years ago
This is not math but i need help <br><br><br>what is a allusion​
wariber [46]

Answer:

an expression designed to call something to mind without mentioning it explicitly; an indirect or passing reference.

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Other questions:
  • Combine the like terms to make a simpler expression:<br> 5n-2n
    12·2 answers
  • Show an equilateral triangle place on the coordinate system. Label the coordinates of the vertices using one variable? Plz help
    14·1 answer
  • Which inequality represents the expression 9 is less than or equal to b
    13·2 answers
  • A town’s population of children increased from 376 to 421 during the past year.
    9·1 answer
  • Evaluate the following expression. Round your answer to two decimal places.
    8·1 answer
  • If the temperature outside was 63 at 5:00 pm but it fell 21 degrees by 10:00 pm what is the temperature at 10:00 pm? Write the e
    8·2 answers
  • !!! Help<br> What is the measurement of angle A to the nearest degree???
    13·1 answer
  • Fill in the blanks to show the product.
    14·1 answer
  • Can someone help me w this?​
    6·2 answers
  • I'll give you 25 points! I just need help!
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!