Answer:
5. 6
7. 12
I'm not sure for the last two, sorry :(
ANSWER: y=9
First substitute x
6.4(3)+2.8y=44.4
19.2+2.8y=44.4
subtract 19.2 from both sides
2.8y=25.2
divide by 2.8 on both sides
y=9
Answer:
( 3 , 2 )
Step-by-step explanation:
because always x-axis is the front and y-axis wys on the back if its in coordination pattern .
how could you dont know abt this one ♀️
Answer:
-16
Step-by-step explanation: