Subtract.

–14 – (–8)

a.
22

b.
–6

c.
6

d.
–22

How do i do this activity, is appreciated

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?