Answer:
30.0% decrease.
Step-by-step explanation:
A diamond ring was reduced from $999.99 to $699.99
The decrease is; $999.99 - $699.99 = $300.00
Percentage decrease = × 100
i.e percentage decrease = × 100 = 30.0003%
And it equals to 30.0% (rounded off to the nearest tenth of a percent)
No solution?
Im confused, can you give more information.
7y+10+7y+10+y-4
14y+20+y-4
15y+20-4
15y+16
answer= 15y+16
y=4/3x-5
4x-3y=15
-4x -4x
______________
-3y=-4x+15
---- --- ---- (divide all by -3)
-3 -3 -3
3x-y-2z=4. 2x+3y-4z=1
4x-7y-6z=-7. -x+6y+4z=11
- +. +. +. x+9y=12
____________.
-x +6y +4z=11.