#### TanyaGrape

##### New member

- Joined
- Feb 9, 2006

- Messages
- 13

TWICE THE SQUARE OF A NUMBER MINUS 3 IS 47. FIND THE NUMBER.

I GOT 25^2

IM NOT SURE IF THATS THE ANSWER THOUGH

ANY HELP WOULD BE APPRECIATED.

- Thread starter TanyaGrape
- Start date

- Joined
- Feb 9, 2006

- Messages
- 13

TWICE THE SQUARE OF A NUMBER MINUS 3 IS 47. FIND THE NUMBER.

I GOT 25^2

IM NOT SURE IF THATS THE ANSWER THOUGH

ANY HELP WOULD BE APPRECIATED.

TanyaGrape said:THE DIRECTIONS SAY TO TRANSLATE TO AN EQUATION AND SOLVE

TWICE THE SQUARE OF A NUMBER MINUS 3 IS 47. FIND THE NUMBER.

I GOT 25^2

IM NOT SURE IF THATS THE ANSWER THOUGH

ANY HELP WOULD BE APPRECIATED.

1--Let x = the number

2--2x^2 = twice the square of the number

3--2x^2 - 3 = 47

4--2x^2 = 50

5--x^2 = 25

6--x = 5

- Joined
- Mar 27, 2006

- Messages
- 9

I think five is right if thats what you got

- Joined
- Feb 9, 2006

- Messages
- 13

Thank You!!

G

yeah! i got the same thing :wink: