Zach tried to solve an equation step by step. 4

3



4

3



+

2

1



4

5





=z−

2

1



=z−

2

1



+

2

1



=z



Step 1

Step 2



Find Zach's mistake.

a=r

d=q

c=p

b=s

hope this !

  n=   0.0000 - 0.3750 i  

  n=   0.0000 + 0.3750 i

step-by-step explanation:

one of these should be correct

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.