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
Nataly_w [17]
3 years ago
8

Solve the simultaneous equations 3x-4y=18

Mathematics
1 answer:
GuDViN [60]3 years ago
8 0

Step-by-step explanation:

  • 3x-4y=18

3x=18+4y

x=18+4y/3

  • 3(18+4y/3)-4y=18

18+4y-4y=18

18=18

so there is equare

You might be interested in
Natalia and Riley hike 10 6/11 miles. In one day, Ricardo hiked to 2 3/4 times as far as Natalia and Riley hiked. how far did he
Maksim231197 [3]

Answer:

Ricardo hiked 29 miles.

Step-by-step explanation:

10 6/11 x 2 3/4

convert

116/11 x 11/4 = 1276/44

1276/44 = 29

7 0
2 years ago
Identify the variation as direct, inverse, joint or combined.
Inessa [10]
<span>a. direct variation
A relationship between two variables in which one is a constant multiple of the other. </span>
3 0
3 years ago
Read 2 more answers
53 - 21 + 62 + (25 ÷ 5)
Alisiya [41]

Answer:

48

Step-by-step explanation:

So your equation is: 5y3 - 21 + 6y2 + (25 ÷ 5) and y = 2.

Evaluate for y=2

5(23)−21+6(22)+

25

5

5(23)−21+6(22)+

25

5

=48.

So the answer is 48.

4 0
3 years ago
Find (a) the circumference and (b) the area of the circle. Use 3.14 or 22/7 for pi. Round your answer to the nearest whole numbe
balandron [24]

Answer:

a)219.8

b)3846.5

Step-by-step explanation:

a) circumference is pi*diameter, so 3.14*70 is 219.8

b) area is pir^2, and radius is 1/2 of diameter, it would be 3.14*35^2, so 3.14*1225, so 3,846.5 in^2.

4 0
3 years ago
Read 2 more answers
Karen measured 20 cm between two points on the map
Aloiza [94]

Answer:

Answer:

D:100

Step-by-step explanation:

The answer would be 100 miles. Cause if you noticed the down right corner of the map tells you that 1 cm is 5 miles. So you would multiple 5 x 20 which is 100. 20x5 cm.

Still stuck?<u> Get 1-on-1 help from an expert tutor now.</u>

Step-by-step explanation:

I accidentally deleted my account for AnnieBarader15s

and pls mark brainliest I need one more for Virtuoso!

3 0
2 years ago
Other questions:
  • If (x)=2x+10,then f^-1(x)
    14·1 answer
  • What is the next term in the sequence below? -324,108,-36,12,...
    7·2 answers
  • Select the BEST classification for π. A) irrational B) rational C) imaginary D) not real
    6·2 answers
  • Alonzo and miguel scored a total of 54 points in the basketball game. Miguel scored four more points than alonzo
    8·1 answer
  • Which formulas will be needed to find the area of the possible shapes that make up this composite figure? Check all that apply.
    7·2 answers
  • Amanda is buying a $190,000 home. She has decided to purchase 2 points in order to lower her interest rate. The appraisal fee is
    11·2 answers
  • <img src="https://tex.z-dn.net/?f=%5Coverline%7BAB%7D" id="TexFormula1" title="\overline{AB}" alt="\overline{AB}" align="absmidd
    6·2 answers
  • 10x +2y = 64
    15·1 answer
  • Graph f(x)=−0.5x+3. Use the line tool and select two points to graph the line.
    8·2 answers
  • Which equation has no real solutions?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!