Answer:
A expression is a number, variable, or a combination of numbers and variables and operation symbols. A equality is a relationship between 2 quantities or more . Hope it helps:)))
Step-by-step explanation:
Answer:
9, 10
Step-by-step explanation:
9² = 81
10² = 100
Answer:
the answer is 18 cm
Step-by-step explanation:
Answer:
y = 4x - 1
Step-by-step explanation: