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aivan3 [116]
3 years ago
12

Solve the system of equations.

Mathematics
1 answer:
Semenov [28]3 years ago
4 0
I hope this helps you

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Four times a number minus twice another number is -16. The sum of the two numbers is -1. Find the numbers
Ivenika [448]

Answer:

2 and -3

Step-by-step explanation:

Let the numbers be x and y ∴ 4x -2y =-16......................Eqn 1

and x+y=-1.................................Eqn 2

this ⇒x=-1-y. Substitute the value of x to be=-1 -y and putting in Eqn 1 yields the following 4(-1-y)-2y =-16 0r -4-4y-2y=-16

⇒-4-6y=-16 0r =-6y=-12 ∴y is 2

⇒ and x is -3

7 0
3 years ago
Write an expression to represent the perimeter of:
malfutka [58]

So perimeter is adding all sides

In this picture, you have all sides, so add them up!

(2a-3)+(3a+1)+(2a) = P

So this expression shows that we're adding all sides that gives us the P, or perimeter :)

8 0
3 years ago
What is the value of the expression below when z=2<br><br> 4z2-3z-4 please help
Phoenix [80]
The answer is 4z squared - 3z - 4
6 0
3 years ago
A=5
IRINA_888 [86]
1. 19
2. 14
3. 9
4. 10 rounded didn’t know if you wanted decimals
5. 4
6 0
1 year ago
In each case, use the digits 1 to 9 at most one time each.
krok68 [10]

Answer:

Hello,

x^{11}  = x^{3}  x^{8}  = x^{2}  x^{4}  x^{5}

8 0
3 years ago
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