Answer:
11. x=5
12. y= -1
13. m= -22
14. m=-4
15.n= 12, -4
16. x=6 ,-5
17. m=4
18. x= 3, -1
Step-by-step explanation:
I hope this help ;-)
20%*650g=.
Therefore, 20% of 650g is 130g.
b AND e
2 /3 of 12 - d
2/3 * 12 - d
8 - d
what else? ................