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
JulijaS [17]
3 years ago
10

Solve the system of equations by substitution. Show the steps that correspond with the substitution method.

Mathematics
1 answer:
Makovka662 [10]3 years ago
7 0

5x - 2(-2x - 5) = 19

5x + 4x +10 = 19

9x + 10 = 19

9x = 9

x = 1

y = -2(1) - 5

y = -2 - 5

y = -7

You might be interested in
Select all names that apply to the number. 0
Sliva [168]

There is multiple names it has, like for example “Zero” and in British English it is “nought” which is often used as an archaic word for nothing, I hope this help’s.

7 0
2 years ago
9k^2+11k-36k-44 ????
Contact [7]

Answer:

9k^{2}  - 25k - 44

Step-by-step explanation:

4 0
3 years ago
A science class helped to estimate the population of various species in their local woods. Initially they tagged various numbers
Morgarella [4.7K]

Answer:

67

Step-by-step explanation:

8 0
3 years ago
A boy weighs x pounds. His younger sister weighs 53 pounds more than him. His father weighs four times as much as his sister. Wr
jeka57 [31]
4(x+53) is his father's weight. Hope this helped!
6 0
3 years ago
When a function is evaluated with a zero, what does it represent?
Gre4nikov [31]
We know that
the points where the graph of the function crosses the y-axis is when <span>a function is evaluated with a zero, these points represent the y-intercept of the function
</span>
therefore
the answer is
Represent the y-intercept of the function
4 0
3 years ago
Other questions:
  • 03158962787 round to nearest whole number
    12·1 answer
  • A sign says that the price marked on all music equipment is 35% off the original price. You want to buy an electric guitar for t
    13·1 answer
  • PLEASE HELP ME!! Is it prime or composite?
    5·2 answers
  • Classwork backside T
    6·1 answer
  • Dentify the parts of the following algebraic expression.
    7·1 answer
  • What is the first step in solving the equation 4.2y-5.2=18.5
    14·1 answer
  • What is 3(a-b)/9+4/9b simplified? (please show your work)
    10·1 answer
  • Please I need the answers now​
    14·1 answer
  • Yuson must complete 30 hours of community service. She does 2 hours each day. Which linear equation represents the hours Yuson h
    7·1 answer
  • Find the length of the arc.Round your answer to the nearest tenth
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!