25% of 200 is 50.
25% is also 1/4. So we can do 200(1/4) or 200/4 which is 50.
20 * b(squared) would be the simplification of b5 * b4
You are just multiplying the two number together. You just have to remember that b4 is just b * 4... So b * 4 * b * 5 would equal 20 * b squared
Answer:
x=6
Step-by-step explanation:
2(x-1)=10 divide both sides by 2
x-1=10/2
x-1=5
x=5+1
x=6
I don't see what the question is. Can you tell me your question?