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
Scrat [10]
3 years ago
7

-5a-9+a=15 Explain please

Mathematics
2 answers:
IgorC [24]3 years ago
8 0

Answer:

a = -6

Step-by-step explanation:

-5a-9+a=15

Combine like terms

-5a+a  -9 = 15

-4a  -9 = 15

Add 9 to each side

-4a -9+9 = 15+9

-4a = 24

Divide by -4

-4a/-4 = 24/-4

a = -6

Artist 52 [7]3 years ago
5 0

Answer:

a = -6

Step-by-step explanation:

1. Combine like terms: -4a – 9 = 15

2. Use the additive property of equality to add 9 to both sides: -4a = 24

3. Use division property of equality to divide -4 on both sides: a = -6

You might be interested in
What two number multiple to get -72 and add up to -6
hammer [34]

Answer:

6 and -12

Step-by-step explanation:

6×-12=-72

6+(-12)=-6

×^2 -6x-72=0

(x+6) (x-12)

x^2-6x-72=(x+6) (X-12)

7 0
2 years ago
Ami purchases 27 T-shirts for a certain amount of money. Using m for the total amount of money in dollars that Ami spent on T-sh
swat32
Let T=Num of T-shirts 27
Let M=Total amount of money spent for 27 T-shirts.
Let X=Cost of 1 T-shirt

M(Total cost)/T(#of T-shirts) = X (Cost of one shirt)
8 0
3 years ago
Read 2 more answers
Factor this polynomial completely.
azamat

Answer:

(x-4) (x-4)

Step-by-step explanation:

foil [first, outside, inside, last]

x^2 -8x = 16

(x-4) (x-4) = x^2 -4x -4x +16 = x^2 -8x +16

3 0
2 years ago
Read 2 more answers
Click on a factor pair of 12<br> 2 and 3<br> 3 and 4<br> 6 and 7<br> 2 and 4
Strike441 [17]
3 and 4! Because 3x4=12 and 4x3= 12! Mark me brainliest so I can help more people !
7 0
2 years ago
Read 2 more answers
The graph of function f is shown below. Find f(-4)
NNADVOKAT [17]

Answer:

<h3>pls give the correct question the question is not correct</h3>
8 0
2 years ago
Other questions:
  • Jenna knits scarves and then sells them on Etsy, an online marketplace. Let C(x) = 4x + 20 represent the cost C in
    5·2 answers
  • Perimeter is the sum of the sides of a shape. If a triangle has sides of 12, 27, and 38, what is its perimeter?
    6·1 answer
  • Jack's age is three years more than twice his younger brother Jimmy's age If the sum of their ages is at most 18 find the greate
    15·1 answer
  • F(x)=-3x^3-4x^2+11x+1;x=-3 synthetic division
    7·1 answer
  • 1.6 hours to 0.95 hour =???
    6·1 answer
  • I need help with this pleasee
    12·1 answer
  • Match the base to the corresponding height. Base (b) Height (h) h h b b h
    6·2 answers
  • The angle of depression of top of a pole of​
    7·1 answer
  • Help with 5a, to find the values of x​
    15·1 answer
  • Alicia records the total number of points scored in two games by 10 players on her basketball team.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!