The answer is x=4 or x=−10
Solutions:
(x + 3)² = 49
(x+3)(x+3)=49
x²+6x+9=49
x²+6x+9-49=0
(x-4)(x+10)
x-4=0 x+10=0
x=4 x=-10
which expression can be used to convert 80 us dollars (usd) to australian dollars (aud)?
1 usd = 1.0343 aud
1 aud = 0.9668 usd
step-by-step explanation:
sorry just need the points
the answer is c)8
step-by-step explanaction: