2 1/2 hope that helped :D
The two straight lines around the number indicate absolute value. Absolute value is the distance from the number to zero (essentially how many marks away on a number line).



It is equal to
100.
He means that 5.08 cm is a possible coordinate, and 50.8 mm is a possible coordinate
:)
Answer:
a=
b=5
Step-by-step explanation:
we are given
+
=ax+
we will compare both sides of equaion
=
comparing both sides we get
b=5
and
=ax
a=
hence
a=
and
b=5