All categories

3 years ago

Answers for the 2 boxes please :)

Mathematics

2 answers:

Papessa [141]3 years ago

7 0

Answer:

1 and 2

Step-by-step explanation:

4x+4y=12...eqn1^st

2x+y=4....eqn2^nd×2

multiplying eqn2^nd by 2 and subtract then,

4x+4y=12

-4x-2y=-8

or, 2y=4

or, y=4/2

y=2

again ,

from eqn2^nd

we have,

2x+y=4

or, 2x+2=4

or, 2x=4-2

or, 2x=2

or,x=2/2

x=1

monitta3 years ago

4 0

Answer:

x=1

y=2

Step-by-step explanation:

Multiply the second equation by 2

and then solve!

You might be interested in

Fred is 4 times as old as Nathan and is also 27 years older than Nathan. Let f be Fred's age and let n be Nathan's age.

bazaltina [42]

Answer:

The system of equations is

and

Fred's age is 36 years old and Nathan's age is 9 years old

Step-by-step explanation:

Let

f -----> Fred's age

n ----> Nathan's age

we know that

-----> equation A

----> equation B

equate the equations and solve for n

Find the value of f

therefore

Fred's age is 36 years old and Nathan's age is 9 years old

6 0

3 years ago

Read 2 more answers

HURRY UP YALL FIRST ANSWER GETS BRAINLIESTTT

Orlov [11]

Answer:

90% of people marry there 7th grade love. since u have read this, u will be told good news tonight. if u don't pass this on nine comments your worst week starts now this isn't fake. apparently if u copy and paste this on ten comments in the next ten minutes you will have the best day of your life tomorrow. you will either get kissed or asked out in the next 53 minutes someone will say i love you

Step-by-step explanation:

7 0

3 years ago

The heat in the house is set to keep the minimum and maximum temperatures (in degrees Fahrenheit) according to the equation |x –

olga2289 [7]

Given the equation $|x-72.5|=4$ .