Answer:
She should have multiplied by 10,000
Step-by-step explanation:
Given table:
To find the conversion rate:
Therefore, 1 hectogram = 10,000 centigrams
So when converting hectograms to centigrams, multiply the mass by 10,000.
⇒ 50 hg × 10,000 = 500,000 centigrams
Rachel's error was that she should have multiplied by 10,000.
1st one ( She should have multiplied by 10,000)
f= 0.30, 0.50, 0.70, 0.90
solve the equation:
5x-10=4x+20
.
The given function is .
We want to find a rule for .
Let .
Interchange x and y.
Solve for y.
Expand
Group y-terms
Factor