fully simplify 6x $a^{2}$ + 8x - 2x $a^{2}$ + 7y +9y $a^{2}$ - 5x
23/10 as a mixed number
fully simplify 5np + 7n + 5 +3np + n + p
solve m if it is a positive integer and (x+7^2)=x^2+mx+49
solve m if it is a positive integer and m (x+7^2)=x^2+mx+49
|2x-1|=6
solve m m (x+7^2)=x^2+mx+49
the value of j is 30% more than the value of m
the value of k is 20% less than the value of n
given that j=k, work out the value...
30 divided by 100
