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
marin [14]
3 years ago
6

Can someone please solve this? a-3 Times a+7

Mathematics
2 answers:
Colt1911 [192]3 years ago
8 0
You have to combine like terms.
Answer: -2a+7 

3241004551 [841]3 years ago
5 0
The answer is <span><span>a^2</span>+<span>4a</span></span>−<span>21. use the foil technique. (First, Outer, Inner, Last)</span>
You might be interested in
Y=(x-5)^2 write the equation in standard form ​
jekas [21]
X^2-10x+25, not exactly sure if thats what u meant but hope it still helps
7 0
3 years ago
A rectangle with perimeter 198 cm is divided into five congruent rectangles. What is the perimeter of one of the five congruent
Yanka [14]
P = 198 cm

P/5 = 198 cm/5

P/5 = 39.60 cm

I believe this is the perimeter of one of the 5 congruent rectangles.
3 0
3 years ago
The owner of a farm plants apple trees and mango trees in a ratio of 16:6. How many oak trees are planted if 198 mango trees are
BARSIC [14]

Answer:528 apple trees

Step-by-step explanation:Listen 198/6=33 so then just multiply 33x16 that equals 528 hope this helps

3 0
2 years ago
Consider the equation below.
il63 [147K]
I think the answer is -3 i’m not sure
8 0
3 years ago
Read 2 more answers
Owen simplified the expression r-8 s-5.
eduard

ok sweetheart so basicaly what u do is...

Sample Response: Each base must be treated separately. Since each base is raised to a negative exponent, they should both be in the denominator of the fractions. The simplified form of the expression has 1 in the numerator and r to the 8th power times s to the 5th power in the denominator

8 0
3 years ago
Read 2 more answers
Other questions:
  • On a 50 question quiz that Ms. Marshall gave, one student received a 70%. How many questions did the student get wrong?
    11·2 answers
  • How many kilometers is it from the main gate to Manatee Springs? (Hint: To convert from
    13·1 answer
  • I need help guys ...
    8·1 answer
  • What is the circumference of the following circle?<br> units<br> R=1
    7·1 answer
  • Determine if the triangles are similar. If similar, state how and complete the similarity stated.​
    8·1 answer
  • The population, P, of six towns with time t in years are given by the following exponential equations:
    14·1 answer
  • Explain what it means to be a solution when there are two lines on a graph
    9·1 answer
  • 3.- Resuelve los siguientes problemas que se te plantean.
    7·1 answer
  • Can anyone help me with this math question please I will give brainlist!!
    5·2 answers
  • You are a contractor who is installing a new kitchen floor with square tiles. The dimensions of the rectangular kitchen floor ar
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!