Answer:

Step-by-step explanation:
Divide both sides by 9 to isolate x:

Hope this helps!
Answer:
10+2-6=6
Step-by-step explanation:
If you don’t need to use all the numbers,
10+2-6=6
If the circumference is half of the perimeter than the area for both circles would be half of them find one circles area and half it
You can do
70 x 6000
and
6000 x 70
=420000
Answer:
41 units
Step-by-step explanation:
Pythagorean's theorem,
Hypotenuse² = base² + adjacent²
Diagonal² = length² + width²
= 40² + 9²
= 1600 + 81 = 1681
Diagonal = √1681 = 41 units