You have to distribute the 7 to x and 2 so :
7x+14=2x-1
Add one to both sides (inverse operations)
7x+14=2x-1
+1 +1
7x+15=2x
Cross Cancel by subtracting 7x from both sides
7x+15=2x
-7x -7x
15=-5x
Divide by -5
15/-5= -5/-5
X= -3

6 0

3 years ago

29 If the zeros of a quadratic function, F, are -3 and 5, what is the equation of the axis of symmetry

UNO [17]

Answer:

the axis of symmetry is X = 1

Step-by-step explanation:

make sure to ask if you need any further guidance.

8 0

1 year ago

Can someone help me please.

BabaBlast [244]

Answer:

B, or second answer choice

Step-by-step explanation:

y - $y_{1}$ = m(x - $x_{1}$ )

y - 1/3 = 3/4 (x - 4)

8 0

2 years ago

Find f(2) if f(x) = (x + 1)2.<br> 9<br> 6<br> 5

zhannawk [14.2K]

6 just trust me bro I’m a major in math

8 0

3 years ago