Answer:
I guess the sister picked 20 apples
Step-by-step explanation:
I have no explaination
Answer:
{-3, 3}
Step-by-step explanation:
x^2 - 9 = 0 can be written in factored form as (x -3)(x + 3) = 0. Letting each factor equal zero separately and solving for x, we get x: {-3, 3}
Answer:
Try chrord. The picture looks like a tangent but the CG line looks most like a chord.
Step-by-step explanation:
A chord is a line inside of the circle.
The answer is 125. Just for you to understand all you have to do is 20 *____ =625 in this case 20*125=625 :)
Answer:
x = -3
Step-by-step explanation:
y = -x + 2
7x + 4y = -1
Subsitution method: (Substitute y)
7x + 4(-x+2) = -1
Expand.
7x + (-4x + 8) = -1
One plus and one minus make one minus. Two plus makes a plus.
7x -4x + 8 = -1
Simplify.
3x + 8 = -1
Isolate 3x.
3x = -1-8
= -9
Find x.
x = -9 ÷ 3
= -3
