The least common multiple of 7 and 8 would be 56
Just plug in 2 for p. 3*2 - 2 = 6-2 = 4
6.9 +3.9+7.9/2=54+27+31.5=112.5
Answer:
72
Step-by-step explanation:
The pythagorean theorem states that in a right triangle A^2 + B^2 = C^2 where A and B are the two smaller sides and C is the hypotenuse.
Because of this, in this triangle 30^2 + B^2 = 78^2
Which means B^2 = 5184
And B = 72
Answer: (3, -2)
Step-by-step explanation:
