simplify eachside of the equation
2007-12-05 00:50:11 · 8 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
9a = 7 + 2
9a = 9
a = 1
2007-12-05 01:21:58 · answer #1 · answered by Como 7 · 2⤊ 1⤋
4a+5a-2=5+3-1
9a -2 = 8 - 1
9a - 2 = 7
Add 2 to both sides
9a = 9
divide both sides by 9
a = 1
2007-12-05 09:02:49 · answer #2 · answered by JM 6 · 0⤊ 1⤋
4a+5a-2=5+3-1
To simplify, combine like terms:
4a + 5a = 9a
5 + 3 - 1 = 7
9a - 2= 7
2007-12-05 08:54:40 · answer #3 · answered by Hiker 4 · 2⤊ 1⤋
4a+5a=9a
5+3-1+2=9
9a=9
a=1
2007-12-05 10:05:11 · answer #4 · answered by rAvEn JoHn 2 · 0⤊ 1⤋
4a+5a-2=5+3-1
add 2 on both sides
4a+5a-2+2=5+3-1+2
4a+5a=10-1
4a+5a=9
9a=9
a=9/9
a=1
2007-12-05 09:03:25 · answer #5 · answered by snehalu 3 · 0⤊ 1⤋
4a+5a-2=5+3-1
9a -2 = 8 - 1
9a - 2 = 7
Add 2 to both sides
9a = 9
divide both sides by 9
a = 9
2007-12-05 08:57:18 · answer #6 · answered by animalmagic84 2 · 1⤊ 2⤋
4a+5a-2 = 5+3-1
4a+5a = 5+3-1+2
9a = 9
a = 9/9
a = 1
That's it.
2007-12-05 09:02:48 · answer #7 · answered by Dude 3 · 1⤊ 1⤋
9a-2=7
9a = 9
a = 1
2007-12-05 11:00:51 · answer #8 · answered by ~*BuBbLeTeA*~ 2 · 0⤊ 1⤋