X = (12 +- sqrt (144 -4(7)(3))/14
x = (12 + - sqrt (144 - 84))/14
x = (12 + - sqrt(60))/14
x = (12 + - 2sqrt 15))/14
x = (6 + - sqrt 15) / 7
Answer:
6 inches
Step-by-step explanation:
(8-5)>x>(5+8)
Answer:
y= 3/2x -2
Step-by-step explanation:
make y be on one side by itself ( -2y = -3x + 4 )
divide by negative 2 in order to get y by itself ( -2y/-2 = -3/-2 + 4/-2 )
two negatives make a positive ( y = 3/2 + -2 )
Answer:
252
Step-by-step explanation:
