Let x = 6. what is the value of the expression 5 x^2 + x − 7 ?

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

When lulu enlarged her drawing of a rabbit, the enlarged picture appeared to be distorted. which statement about the transformation applied to her drawing is true?

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29