Answer:
S=450+70W
Step-by-step explanation:
For W=14
S=450+70(14)
S=450+980
S=1430
y=-9/2x-10
m=(y2-y1)/(x2-x1)
m=(-1-8)/(-2-(-4))
m=-9/(-2+4)
m=-9/2
y-y1=m(x-x1)
y-8=-9/2(x-(-4))
y-8=-9/2(x+4)
y=-9/2x-36/2+8
y=-9/2x-18+8
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B
Noting the following rule of radicals
× =
Given
( + )( - )
Each term in the second factor is multiplied by each term in the first factor
= ( - ) + ( - ) ← distribute parenthesis
= - + -
Every integer is a rational number.
(x+12)(x-12)