solve 8d+=4d-8?

1 ⤊

directions:
solve each equation. If the equation is an identity, write identity. If it has no solution write, no solution

2006-11-15 10:52:02 · 4 answers · asked by ASHLEY A 1 in Science & Mathematics ➔ Mathematics

8d+=4d-8
8d-4d = -8
4d = -8
d = -8/4 = -2 '

2006-11-15 11:07:57 · answer #1 · answered by Anonymous · 1⤊ 0⤋

8d-4d= -8
4d= -8
d= -8/4
d= - 2

check:
8(-2)=4(-2) - 8
-16 = - 8 -8
-16= -16

2006-11-15 11:02:58 · answer #2 · answered by Lonely 2 · 0⤊ 0⤋

8d - 4d = -8
4d = -8
d = -2

2006-11-15 11:09:43 · answer #3 · answered by trackstarr59 3 · 0⤊ 0⤋

4d=-8
d= -1

2006-11-15 10:53:34 · answer #4 · answered by 7 · 0⤊ 1⤋