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
goldfiish [28.3K]
3 years ago
8

- 7th Grade Work -

Mathematics
2 answers:
r-ruslan [8.4K]3 years ago
5 0

Answer:

7.75+1.25x=31.50

Step-by-step explanation:

so in the end the answer is 19

Alexxx [7]3 years ago
5 0

Answer:

19 refills

Step-by-step explanation:

7.75+1.25x=31.50

Subtract the 7.75 on the other side..

1.25x=23.75

Then divide 1.25 from the 23.75

So, x which is the refills equal 19

You might be interested in
HELP PLEASE! Thank you! 15 POINTS
denis23 [38]

Answer:

Step-by-step explanation:  for 8 thirds use the long lines to count back from 5 to 0 then once u get 0 use the little lines to get to 8 thirds towards 5 and do the same for -11 thirds but towrds -5

8 0
3 years ago
What is equivalent to 0.15 x 1000
Zepler [3.9K]

Answer:

Step-by-step explanation:  0.075 X 500

7 0
4 years ago
Read 2 more answers
(iii) (3x + 4)(3x - 5)
kiruha [24]

Answer:

x_{1}=-\frac{4}{3}\\x_{2}=\frac{5}{3}\\

Step-by-step explanation:

(3x+4)(3x-5)=9x^{2} -15x+12x-20=9x^{2} -3x-20\\\\9x^{2} -3x-20=0\\\\D=b^{2} -4ac=(-3)^{2}-4*9*(-20)=9+720=27^{2} \\\\x_1_,_2=\frac{-b +_- \sqrt{D} }{2a}\\\\x_1=\frac{3-27}{18}=\frac{-24}{18} =-\frac{4}{3}\\\\x_2=\frac{3+27}{18}=\frac{30}{18} =\frac{5}{3} \\\\

6 0
3 years ago
Please help me with this and thank you
Anarel [89]

I think it’s D sorry if you get this wrong I also have to do my work

7 0
3 years ago
A 5 ft piece of aluminum wire cost $21 what is the price per inch
kogti [31]

Answer:

<u>It would cost about $2.90</u>

Step-by-step explanation:

<em>You have to first see how much inches are in a foot and divide that by how much it costs.</em>

7 0
3 years ago
Read 2 more answers
Other questions:
  • Convert 400 U.S. dollars to pesos if 1 peso is 1.208 U.S, dollars
    15·2 answers
  • From least to greatest???
    15·1 answer
  • there are 12 marbles in a bag 1 black 2 orange 4 green and 5 yellow what fraction of the marbles are yellow
    13·2 answers
  • Earl runs 45 meters in 30 seconds. How many meters does Earl run per second? Earl runs meters per second.​
    9·1 answer
  • What number can cancel 15 and 10​
    5·1 answer
  • Which graph has a rate of change of zero? ​
    10·2 answers
  • -X² + 5x - 6 = 2<br> Using the quadratic formula
    6·1 answer
  • Please help me and read this carefully
    15·1 answer
  • In a geometric system, which would best describe how postulates differ from theorems?
    8·1 answer
  • Plz help really easy for people what are smart What is 6(M-2)=12
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!