Answer:
a. 3x = 45
15cm
Step-by-step explanation:
Given the perimeter of an equilateral triangle = 45cm .
Using the equation
3x = 45
Divide both sides by 3
x = 45/3
= 15cm
The length of each side of the triangle is 15cm because an equilateral triangle has its three sides equal
Answer:
it times 4
Step-by-step explanation:
so each time you would multipley by 4
Answer:
-6a-48
Step-by-step explanation:
multiply each term in the parenthesis by -6
-6 * a -6 * 8
