To solve the problem we must know about the Like terms and expressions.
<h3>What is an Expression?</h3>
In mathematics, an expression is a set of numbers, variables, and mathematical operations formed according to rules.
Given ;

To solve the algebraic expression,

To solve the problem we must know about the Like terms and expressions.
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Answer:
7-9
Step-by-step explanation:
Sebastian goes up from 0 by 7 floors. Then, he goes down by 9.
Answer:
D. 0.34
Step-by-step explanation:
0.24²+0.31²=x² then you find the square root
The Answer is 7 cookies because she had 7 cookies filled in the jar and after making 7 more it becomes 14 so
Also 7+7=14