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
EleoNora [17]
3 years ago
9

Find 93 • 87 using mental math.

Mathematics
2 answers:
bagirrra123 [75]3 years ago
7 0
Okay so start with multiplying 93 * 7

So 3 x 7= 21

9 X 7 +63, carry the 2 = 651


Then 8 x 93
Remember that first is a zero.
8 X 3= 24
8 X 9= 72, carry the 2= 74
So that is 7440
Now
  0651
+7440
  8091
And that's the answer
charle [14.2K]3 years ago
5 0

Answer: 8091

Step-by-step explanation:

You might be interested in
First, I add 1. Then, I multiply by 2. Next, I divide by 3. As a result, I get 4. What is my starting number?
Ira Lisetskai [31]

Answer:5

Step-by-step explanation:

reverse the steps

2(x+1)/3=4

2(x+1)/3×3=4×3

2(x+1)/2=12/2

x+1=6

x=6-1

x=5

6 0
3 years ago
Read 2 more answers
I don't know what's it asking me. what should I do?
Anton [14]
n - a number
n^2 - its square
n+n^2 - the sum
\leq - less than or equal
negative three - I don't have to explain this one, do I?

n+n^2\leq-3 - the sum of a number and its square is less than or equal negative three



6 0
2 years ago
Read 2 more answers
Two fair dice are rolled. Determine the following probability
VashaNatasha [74]
????????????????????????????????
8 0
2 years ago
What is the solution to the system of equations below?<br> y = 3x + 9<br> y = -3x + 12
Elena L [17]

Answer:

21

Step-by-step explanation:

y = 3x + 9

y = -3x + 12

y=21

7 0
2 years ago
Read 2 more answers
Speed Car Rentals charges an initial fee of $55 plus $0.5 per mile. A) Write An equation to represent this situation. B) Create
MrRissso [65]

Its B) Create a table that shows a customer will pay if miles needed to travel are 5,9,12, 25.

7 0
3 years ago
Other questions:
  • Drius Security stock has a yearly dividend of $12.11. If you own 132 shares of Drius Security, how much do you get paid in quart
    6·2 answers
  • I need help with this question. If you find the answer tell me how you got it.
    5·1 answer
  • −12x−5y=40<br> 12x−11y=88<br> Solve the systems of equations
    5·1 answer
  • Question 21 of 39
    7·1 answer
  • What is 26% as a fraction in simplest form?
    6·2 answers
  • I need help with this question
    5·1 answer
  • If a line falls on the points (15, 15) and (6, 11), what is its slope? Enter your
    6·1 answer
  • Please help me, i don’t know how to do this:)
    10·1 answer
  • 2.6 m wide. What's the area of a<br> single panel?
    6·1 answer
  • What is the equation of the parabola passing through the points<br>(0,6). (3, 15.6), and (10,-4)?​
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!