Question

[3.06] Given the function f(x) = 2(x + 4), find x if f(x) = 20. 6 48 14 8

Answer 1

f(x)=2(x+4)
f(x)=20
2(x+4)=20
Divide both sides by 2
\[2\frac{x+4}{2}=\frac{20}{2}\]
\[x+4=10\]
Can you find x now ? @swigglb

Answer 2

thnxxx

Answer 3

got it

Answer 4

Now do the same thing for all parts

Answer 5

got another question

Answer 6

If U = {positive integers} and subset M = {positive odd integers}, what is M'?