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
sammy [17]
3 years ago
8

Solve..........20 = 5x + 10y

Mathematics
1 answer:
kvv77 [185]3 years ago
6 0

5x + 10y = 20

-5x + 20 = 10y

-x/2 + 2 = y

y = 2 - x/2

20 - 10y = 5x

4 - 2y = x

x = -2y + 4

Answer:

x = -2y + 4

y = 2 - x/2

You might be interested in
Help pls. this topic is confusing for me
Leya [2.2K]

Answer:

My brother took this test and said it was 35. Im not sure but try it

Step-by-step explanation:

3 0
3 years ago
Fred used a number line to find the value of (-3)+(-5). Which of these number lines did he use?
Leokris [45]

Answer is in the file below

tinyurl.com/wpazsebu

7 0
3 years ago
Read 2 more answers
What is the simplify of this expression -2(2b-3)
patriot [66]

-2(2b-3)

Multiply the bracket by -2

Whenever multiplying a -negative number with a -negative number= + positive number.

(-2)(2b)(-2)(-3)

-4b+6

Answer: -4b+6

6 0
4 years ago
Read 2 more answers
75% students out of 80 are present in a test , the students absent are :
sergeinik [125]

Answer:

20 students are absent

Step-by-step explanation:

75/100 × 80 = 60

If 60 were present out of the 80

80 - 60 = 20

Have a great day :)

4 0
3 years ago
Help identify measure of arc UV
weqwewe [10]
M<UWV =180- 99 -36= 45
45 = 1/2(94+20- arcUV)
45=57 - arcUV/2
arcUV / 2 = 57-45
arcUV / 2 =12
arcUV = 12(2)
arcUV = 24

answer is B. 24

6 0
3 years ago
Other questions:
  • mary mixes white paint with blue paint in the ratio 2:3. she makes a total of 20 litres of paint . how much more paint will she
    8·2 answers
  • Reduce -10/-5 dont know how too reduce
    14·1 answer
  • Can they be written as a fraction and if so why
    14·2 answers
  • Someone help me please!!!​
    8·1 answer
  • What is 31 1/4 × 112
    9·1 answer
  • PLEASE HELP WITH THESE TWO QUESTIONSSS 1. Which value is equivalent to sin20∘?
    11·1 answer
  • What is the absolute value of l -32 l?
    15·1 answer
  • Which expression is equivalent to 5^6
    7·2 answers
  • HELP PLEASE I NEED THE ANSWER<br> find x
    6·1 answer
  • The triangles below are similar. Find the length of the missing side (giving brainliest and thanks to all!)
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!