Answer:
x + 6
Step-by-step explanation:
(f ÷ g)(x)
= factorise the numerator
= ← cancel the factor (x + 3) on numerator/ denominator
= x + 6
Answer:
24
Step-by-step explanation:
12 + (12)
first do for the bracket
12 + 12
24
Answer: X = kuv/ (u+v)
that means that x(u+v)/(uv) = k, a constant. so you want x such that,
x(3+3)/(3*3) = 3(3+1)/(3*1)
x=6
Answer:
90 calories in a banana.
Step-by-step explanation:
O = B - 20 where O is the number calories in an orange and B is a that in banana.
Also 7B = 9O
From the above O = 7B / 9 so substituting in the first equation:
7B / 9 = B - 20
7B = 9B - 180
2B = 180
B = 90.