2007-04-04 16:49:30 · 6 answers · asked by native_girl357 1 in Science & Mathematics ➔ Mathematics
2a + 5 = 1
2a =-4
a = -4/2
a= -2
a = -2
2007-04-04 18:01:21 · answer #1 · answered by ramsundar 5 · 2⤊ 0⤋
2a + 5 = 1
subtract 5 from both sides.
2a = -4
divide both sides by 2
a = -2
2007-04-04 16:53:17 · answer #2 · answered by rburgquist 2 · 0⤊ 0⤋
2a + 5 =1
2a + 5 - 5 = 1 - 5
2a = 1 - 5
2a = -4
2a / 2 = -4/2
a = -4/2
a = -2
2007-04-04 16:53:06 · answer #3 · answered by girl825 2 · 1⤊ 0⤋
a= -2
2007-04-04 16:54:37 · answer #4 · answered by mmb1995 2 · 0⤊ 0⤋
2a + 5 = 1
2a + 5 - 5 = 1 - 5
2a + 0 = -4
2a = -4
2a/2 = -4/2
a = -2
Hope this helps :)
2007-04-04 16:53:38 · answer #5 · answered by disposable_hero_too 6 · 0⤊ 0⤋
2a+5=1
2a+5-5=1-5
2a=-4
a=-2
2007-04-04 18:52:41 · answer #6 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋