Hello,
(10-4x²)-(7x+?)=3x-6x²
==>10-4x²-7x-3x+6x²=?
==>?=2x²-10x+10
Answer:
x = -1
Step-by-step explanation:
3 + 2x = -x
- 2x - 2x
3 = -3x
divides 3 por ambos lados del signo igual
x = -1
The value is what the Y axis is when X is 8.
Draw a vertical line down from X=8 and see where the line crosses on the Y axis.
See the attached picture. The answer is Y = -4
Answer:

Step-by-step explanation:
y = f(x)
y = 2x+3
You need to switch the places of x and y, into this:
x = 2y + 3
Then solve for y:
2y = x-3


Answer:
900 hundreds
Step-by-step explanation:
just take off all the numbers and add zeros