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
astra-53 [7]
4 years ago
9

What is the value of a in the equation 3 a plus b equals 54 when b equals 9?

Mathematics
2 answers:
mars1129 [50]4 years ago
8 0

Answer:

a= 15

Step-by-step explanation:

Given

3a + b = 54 ← substitute b = 9

3a + 9 = 54 ( subtract 9 from both sides )

3a = 45 ( divide both sides by 3 )

a = 15

Tanzania [10]4 years ago
4 0

Answer:

3(15)+9=54

Step-by-step explanation:

A is equal to 15

You might be interested in
A survey of eating habits showed that approximately
yKpoI14uk [10]

Answer a just of food


Step-by-step explanation:by 4 percent of all and how many people


7 0
3 years ago
For question 3, is it right though? Thankss
pishuonlain [190]

Yes it is correct, 7/12 is the equivalent to C. 7 divided by 12

8 0
3 years ago
Write an equation of a parabola with a vertex at the origin and the given focus 10. Focus at (-1,0)
Nostrana [21]

Step-by-step explanation:

focus(p) is on the x axis= -1

vertex=(0,0)

parabola equation----- (y-h)^2 =4p(x-k)

(h, k)=(0,0)

(y-0)^2 =4(-1)(x-0)

|

|

|

y^2 = -4x

that is the answer

3 0
2 years ago
Judiyah is the proud new owner of a chair making business. She makes custom wood chairs. She sells her custom chairs for
KatRina [158]
$90

50 for rent and equipment, 30 for wood and materials, 10 for delivery

50 + 30 + 10 = $90
4 0
3 years ago
Choose the kind(s) of symmetry point, line, plane, or none. 8<br> none<br> point<br> line<br> plane
victus00 [196]
It’s none because 8 doesn’t have a symmetry point
8 0
4 years ago
Read 2 more answers
Other questions:
  • A closed box with a square base is to be built to house an ant colony. The bottom of the box and all four sides are to be made o
    5·1 answer
  • If G(x)=1/x were shifted 3 units to the left and 3 units up, what would the new equation be?
    11·2 answers
  • 406,823 rounded to the nearest ten thousand
    6·2 answers
  • What type of function does the equation below represent? y = 6 x
    15·1 answer
  • If e=mc2 then what does f equal? <br> just jokes but if you do it i will give brainlyest
    5·1 answer
  • 1/2x7 giving your answer as a mixed number
    7·1 answer
  • A random survey of seventh- and eighth-grade students was conducted to find out how many hours are spent doing homework each nig
    15·1 answer
  • Which expression can be used to find the slope of a line containing the points (–3, 2) and (7, –1)?
    5·1 answer
  • Is the graphed function linear?
    13·2 answers
  • Assessment started: undefined.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!