Answer:
a.-260-20 this is the answer because Tom was 260 above average that means average plus 260 was tom s marks
so tamirs marks were 20 behind average that means average minus 260 minus 20
I answered these! they are both b (:
Answer:
-2y
Step-by-step explanation:
10x+ -2y = 3
-10 -10
-2y = -7
-2 -2