-0.4a = 7 - 3
-0.4a = 4
a = -10
You move the decimal over until there is one digit left in front of it and then count how many places you moved the decimal. The number of places you move the decimal will be the exponent in the scientific notation. The number you get when you move the decimal is also used in scientific notation, so it would look like this:
2.6373* 10^4
Answer:
5/24
Step-by-step explanation:
Find a common denominator and multiply, then convert to its simplest form.
Answer:
Two figures that have the same shape are said to be similar. When two figures are similar, the ratios of the lengths of their corresponding sides are equal. To determine if the triangles below are similar, compare their corresponding sides
Step-by-step explanation:
You must add all the sides them mulitply times 4