Answer:
A: -2z +22
Step-by-step explanation:
14 - 3z + 8 + z
14 + 8 - 3z + z
22 - 2z
-2z + 22
x² + 4x - 12
x² + 6x - 2x - 12
x ( x + 6 ) -2 ( x + 6 )
( x + 6 ) ( x - 2 )
10.7
add multiple than subtract what you multiple and add a decimal
the best estimate for each boc cost is $15
divide 305 to 21 it is near 15