4 years ago

What is the solution to this system of linear equations? x + y = 4 x − y = 6

2 answers:

5 0

X+y = 4, therefore y = 4-x when you rearrange the equation.
You can subsitute this in: x-(4-x) = 6
-4+x = 6-x
x=10-x
2x = 10
x = 5
Substitute x into the previous equation:
5+y = 4
y = 4-5
y = -1

amid [387]4 years ago

3 0

Answer:

(5, −1)

Step-by-step explanation:

You might be interested in

Lunna [17]

Answer:

Step-by-step explanation:

5 0

3 years ago

Plssss hellpp, grades r due tmrw

Montano1993 [528]

Answer:

The original price or list price is $ 53.33

Step-by-step explanation:

Using formula

$L\:=\:\frac{S}{\left(1-\frac{D}{100}\right)}$

=> plugin numbers

$x\:=\:\frac{40}{\left(1-\frac{25}{100}\right)}$

$x=\frac{160}{3}$

which is 53.33

4 0

3 years ago

What transformation has changed the parent function f(x) = 3(2)x to its new appearance shown in the graph below?

yan [13]

if you mean -2 and 3. than the answer would be f(x +2)

4 0

3 years ago

Read 2 more answers

The question is what statement is true about these triangles if you cant see :))) ty for helping

Anuta_ua [19.1K]

Answer:

its type hard to see ngl

Step-by-step explanation:

8 0

4 years ago

Ok guys this may sound bad but for an assignment I need to make a cheesey math joke ;c. Can anyone tell me one?

lakkis [162]

Answer:

what did the triangle say to the circle? “You’re pointless”

Parallel lines have so much in common..... it’s a suene they’ll never meet.

I had an argument with a 90º angle. Turns out it was right.

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers