Answer:
x = -7
Step-by-step explanation:
1/2x - 3 = 3/2x + 4
~Add 3 and subtract 3/2x to both sides
-1x = 7
~Divide -1 to both sides
x = -7
Best of Luck!
Answer:
12 cm
Step-by-step explanation:
Let the other leg be x.
then
15^2 = 9^2+x^2
225 = 81 +x^2
x^2 = 144
x = sqrt(144)
x = 12cm.
Answer:
A
Step-by-step explanation:
Vertex appear to be at (5,115)
A) h = -b/2a
= -(20)/2(-2) = 5
k = -2(5²) + 20(5) + 60 = 110