Answer:
1: 20
Step-by-step explanation:
9/180 set the problem as a fraction then simplify it.
<span>20y-2=
20y=2
20y/20=2/20
y=0.1
</span>17y +3<span>=
</span><span>17y=-3
17y/17=-3/17
y=-0.176
</span>
Answer:
-3 and 7
Step-by-step explanation:
4 -(-10) = 14
14÷2=7(largest no.)
7-10=-3(smallest no.)
<u>Answer:</u>
x = 4 (extraneous solution)
<u>Step-by-step explanation:</u>

This solution is extraneous. Reason being that even if it can be solved algebraically, it is still not a valid solution because if we substitute back
, we will get two fractions with zero denominator which would be undefined.