The answer is r=7 so the answer is 7
When you multiply a negative and a positive you will get a negative answer so 3*7 is 21 so -3 * 7 is -21
N = 9 - 2
N = 7
Proof = 7 + 2 = 9
N = 9
So,letter N is 9 (nine)
I hope my answer is helping !
Answer:
96
Step-by-step explanation:
3*6=18*2=36
6*10=60*2=120
10*3=30*2=60
36+60+120=
216
I think it's a, c or e since those are all close to ten but you could use a ruler