1.8n-1.5n=-6.2-4
3.3n=-10.2
n=-3.09
Answer:
0.16
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
When looking for the perimeter just add all the numbers together.
Multiple 6 with numbers inside paranthesis:
12x - 66 + 15 = 21
add 66 fhen substrack 15 from both sides :
12x = 72 divide both sides with 12:
x = 6