81,27, 9, 3, 1 just guess
Answer:
1st option
Step-by-step explanation:
1 tens cause 1 ten plus one 1 tenth is 11 and 11-10 is 1 right
Answer:
9
Step-by-step explanation:
because 9 is in front of the variable y
whenever there is a number before a variable then that number is a coefficient
For example:
3x+2x+5x=y
3,2,5 are all coefficients of x
0.3×8=2.4
1.5×3=4.5
(2.4+4.5)+36=42.9