Answer:
i belive the answer should be x = 0
Step-by-step explanation:
Since two opposites add up to zero, remove them from the expression
and then 7=1 the statement is false for any value of x
Answer:
10n -10
Step-by-step explanation:
5n * 2n = 10n
-5 * 2 = -10
-10 + 10n = 10n - 10
Answer:
2470
Step-by-step explanation:
yeah-ya .... right?

1) A figure formed by line segments only is called a <u>polygon</u><u> </u> .
2) Perimeter of a regular polygon is <u>Number </u><u>of </u><u>sides </u><u>×</u><u> </u><u>Measure </u><u>of </u><u>each </u><u>side </u><u>.</u>
3) Perimeter of a irregular polygon is <u>sum </u><u>of </u><u>all </u><u>sides </u><u>.</u>
4) Two circles with same centre but different radii is called <u>Concentric </u><u>circles</u><u>.</u>
5) Ratio of circumference of circle to its diameter is <u>pie </u> and is named by Greek letter <u>π </u>.
6) Distance around the circle is called<u> </u><u>circumference</u><u>.</u>
7) A chord of the circle contains exactly <u>two points</u> on a circle.
8) 1 hectare = <u>1</u><u>0</u><u>,</u><u>0</u><u>0</u><u>0</u><u> </u><u>m²</u>
<h3>
<u>I </u><u>hope</u><u> </u><u>it </u><u>helped </u><u>ツ</u></h3>
30 divided by 7 is 4.2z
It snowed 4.2 inches per hour