Answer:
19 over 2
19
2
or
19/2
Hope this helps
Step-by-step explanation:
Koi going goindnjrhdnejwjdjsj
Answer:
Step-by-step explanation:Accuracy refers to the closeness of a measured value to a standard or known value. Using the example above, if you weigh a given substance five times, and get 3.2 kg each time, then your measurement is very precise. Precision is independent of accuracy.
Answer:
15X - 11 = <LMN
Step-by-step explanation:
add the two expressions together
Explanation:
3
x
+
y
=
2
−
x
−
3
y
=
6
⇒
−
6
−
3
y
=
x
Substitute this equation into the other system wherever you see
x
.
3
(
−
6
−
3
y
)
+
y
=
6
Distribute
3
onto
(
−
6
−
3
y
)
−
18
−
9
y
+
y
=
2
Combine alike terms
−
8
y
=
20
Divide to solve for
y
−
8
y
−
8
=
20
−
8
⇒
y
=
−
20
8
Then solve for
x
using the value of
y
.
−
x
−
60
8
=
6
x
=
−
108
8
y
=
−
20
8
