Answer:
The first one, 10 15 20
45 -5 -35
55 25 -15
Step-by-step explanation:
Between two rational numbers there are an infinite number of irrational numbers.
Example:
Solution:
If the <u>numerator</u> and the <u>denominator</u> have like bases in exponents, then the <u>exponents</u> subtract.
- =>

Thus, 7b is the simplified expression.
Answer:
10.28425
Step-by-step explanation:
X=32
Explanation:
When you change sides, if in the left side you are multiplying, when you transfer it to right side you divide. Same thing should be done for addition subtraction.
So /-4 was division and negative number
When we transfered it, it became positive multiplication number