X2 + 10x = −24
a) x = 4, x = 3
b) x = −3, x = 4
c) x = 4, x = −6
d) x = −6, x = −4

maybe - definition of supplementary angles. im not sure. sorry

step-by-step explanation:

y = 0.77(x)

step-by-step explanation:

the jacket retains this value after 23% cut or retains 77% of original value. plug original 87 jacket price for x and the remaining value should be y.