Answer:
-3x+3a-6
Step-by-step explanation:
Answer:1/3
Step-by-step explanation:
gradient equals

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The percentage of vehicles passing through this construction zone that are traveling at a speed of 50 and 57 miles per hour
An algebraic expression doesnt have an equals sign or an inequality sign.
So,
A is an expression
B is an inequality
C is an equation
D is an in inequality
So the answer is A