exam Maths Puzzle Numerical Ability

5+3[1+2(2X-3)]=6(X+5)

Read Solution (Total 0)

exam Other Question

a farmer has 553 meters of fencing available to enclose a rectangular portion of his land. One side of the rectangle being fenced lies along a reiver, so lonly three sides require Please solve:
n+2(7+3n)-3n
which has the same value:
2(7+n)
n+14
14+3n
2(7+2n)
21n-3n

my answer is 2(7+2n) which will work out to be: 4n+14.
is this correct?
thanks.