(-3 1/2)-(-4 1/4)= -7/2-(-17/4) equals what
1 answer:
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Answer:
20 and 25.
Step-by-step explanation:
Given:
They both teach total 45 yoga classes each week.
Erica teaches 15 fewer than twice as many as Bo.
To find:
How many classes does each instructor teach per week = ?
Solution:
Let number of classes are taken by Bo =
Then number of classes are taken by Erica = (given)
Total number of classes are taken by both = 45 (given)
According to the question.
+
= 45
By adding both side by 15
By dividing both side by 3
number of classes are taken by Bo = = 20
number of classes are taken by Erica =
=
Therefore, number of classes are taken by Bo and Erica is 20 and 25.
Answer:
Triangle 1 - (if they want simplest radical form) or 5.4 (if they want to the nearest tenth)
Triangle 2- i couldnt figure this one out- may not be true
Pythagorean Theorem is... C) true for all right triangles
Step-by-step explanation: