The answer to you question is b
2[18 - (5 + 9) ÷ 7 ] Powers first
2[18 - 14 ÷ 7] Inner brackets next
2 [18 - 2] Add or subtract inside the square brackets.
2 [16] multiply by what's outside the brackets next.
32
Hello,
Let's x and y the 2 numbers
x*y=24
x+y=-11==>x=-11-y
==> (-11-y)y=24
==>-11y-y²-24=0
==>y²+11y+24=0
Δ==11²-4*24=25=5²
y=(-11+5)/2 or y=(-11-5)/2
==>(y=-3 and x=-11+3) or (y=-8 and x=-11+8)
Sol={(-8,-3),(-3,-8)}
The 2 numbers are -3 et -8.
Answer:
The correct answer is $400,800
Step-by-step explanation:
I just took the test and this is the correct answer.