Answer:
Hello! answer: 16
Step-by-step explanation:
These are a bit different instead your solving for B so you have to work backwords so... 20 × 20 = 400 12 × 12 = 144 400 - 144 = 256 now we just find out what multiplied by itself = 256 16 × 16 = 256 therefore b = 16 Hope that helps!
9
90 divided by 10 =9
12
6y - 3z
6(4) - 3(4)
24 - 12
Hope this helps plz mark me as Brainliest
Use unit converter.