
When there is a - in front of an expression in parentheses, change the sign of each term in the expression to +

Calculate the LCM of denominators

Calculate the difference

Answer: 43 and 49
Step-by-step explanation:
A = 1/3 * s^2 * h where s is a side of the base and h is the height.
Answer:
what are the numbers you wsnt to find? if you don't know then you've answeref your own question with this, well, question..!