y-24=-7???

10 ⤊

2007-04-29 14:30:33 · 4 answers · asked by David 1 in Science & Mathematics ➔ Mathematics

y-24=-7
y-24+24=-7+24
y=17

Check:
17-24=-7
-7=-7

2007-04-29 14:34:35 · answer #1 · answered by Anonymous · 4⤊ 0⤋

y-24+24=-7+24
y=17

2007-04-29 14:40:10 · answer #2 · answered by Dave aka Spider Monkey 7 · 2⤊ 0⤋

y-24=-7
y-24+24=-7+24
y=17

steps:add 24 to both sides.
simplify
solve

2007-04-29 14:39:45 · answer #3 · answered by Suky 3 · 2⤊ 0⤋

add 24 to both sides
y - 24 = -7
+ 24 +24
_________
y = 17

answer is 17

2007-04-29 14:40:13 · answer #4 · answered by xbl4kxch4osx 1 · 2⤊ 0⤋