Answer:
The expression with grouping symbols is, 
Step-by-step explanation:
Grouping symbols are used to show what should be done first in the math expression.
Parentheses are the most common grouping symbols.
Given the expression: 3a -3
to rewrite this expression with grouping symbols:
Place the parentheses

Therefore, the expression with grouping symbols is, 
To find this answer, all we have to do is identify the least common multiple of 6 and 20
the lowest number that both of these numbers can go into evenly is 60
so each 60th visitor gets both
The correct answer to your question is 4/5th of a page
Answer:
They show as intersections with the x-axis
Step-by-step explanation:
For example, the quadratic y = x² - 1 has roots x = -1 and x = 1.
They show on the graph as intersections of the parabola with the x axis at x = -1 and x = 1.
Answer:
There are actually an infinite number of ordered pairs that will satisfy the equation y=3x+7 including (-1,4), (0,7) and (1, 10).
Step-by-step explanation: