Answer:
a. 20x > 10x + 80
b. •20x > 10x + 80
• Subtract 10x from both sides: 20x -10x > 10x + 80 - 10x
• Simplify: 10x > 80
• Divide both sides by 10: 10x/10 > 80/10
• Simplify: x > 8
Step-by-step explanation:
10x + 80 = number of seashells Pilar has.
20x = number of seashells Marisol has.
answer for a: 20x > 10x + 80
answer for b: 20x > 10x + 80
• Subtract 10x from both sides: 20x -10x > 10x + 80 - 10x
• Simplify: 10x > 80
• Divide both sides by 10: 10x/10 > 80/10
• Simplify: x > 8
Answer:
90
Step-by-step explanation:
50% of 180 = 90%
90% is the answer.
Answer:
To “associate” means to connect or join with something and The associative property states that you can add or multiply regardless of how the numbers are grouped. ... In other words, if you are adding or multiplying it does not matter where you put the parenthesis.
Step-by-step explanation:
N4=c
n times 4, n being a number of notebooks, would equal c, or the overall cost.