2006-08-01 18:49:26 · 13 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
9x
because
4x + 5x
is
(4+5)x
(9)x
=9x
2006-08-01 18:54:00 · answer #1 · answered by xXxSmartGuyxXx 3 · 2⤊ 0⤋
4x+5x=(4+5)x
= 9x
2006-08-02 04:29:51 · answer #2 · answered by flori 4 · 0⤊ 0⤋
4x+5x
(4+5)x
9x
2006-08-02 03:11:59 · answer #3 · answered by Anonymous · 0⤊ 0⤋
4x+5x=9x
2006-08-02 01:54:20 · answer #4 · answered by SUSH 1 · 0⤊ 0⤋
answer is 9x
since ax + bx = (a+b)x
we get 4x + 5x as (4+5)x ie., 9x
2006-08-02 06:01:08 · answer #5 · answered by yrzfuly 3 · 0⤊ 0⤋
take the common factor to be x(4+5) = 9x
2006-08-02 02:37:02 · answer #6 · answered by Yahoo! User 2 · 0⤊ 0⤋
9x easy
2006-08-02 01:54:18 · answer #7 · answered by neville 2 · 0⤊ 0⤋
9x
2006-08-02 04:24:52 · answer #8 · answered by mmm 2 · 0⤊ 0⤋
9x
2006-08-02 01:55:02 · answer #9 · answered by Walter J 3 · 0⤊ 0⤋
9x
2006-08-02 01:53:59 · answer #10 · answered by Anonymous · 0⤊ 0⤋