note: 5≠20
also, if you multiply both sides of an inequality by a negative number, you flip te direction of the inequality sign
example: 3<5, multiply by -1, -3>-5
so given
-2<3
multiply both ides by -5 and fip sign
remember that (-)(-)=(-) and (+)(-)=(-)(+)=(-)
10>-15
4th option is answer
Answer:
54-9t
Step-by-step explanation:
multiply the 9 with 6 and multiply 9 with the t which has an invisible 1
Answer:
400mm^2
Step-by-step explanation:
Answer:
1: 45
3: 45
4: 135
5: 103
6: 77
8: 77
9: 135
10: 45
11: 135
12: 45
13: 77
14: 103
15: 77
16: 103
Step-by-step explanation:
