What is 2x – 45 = 7x – 9x –x

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Bring the fraction a/a-4 to a denominator of 16-a^2