Question 407187
	percent	----------------	quantity		
solution10	----------------	30
water	0	----------------	x
Total	8	----------------	30+x
					
10*30+0*x=8(30+x)
									
300+0	=240+8x					
											
-8x=240	-300					
													
-8x=-60										
													
/-8											
													
x=7.5	liters of water