Find the domain of f(x) = |x| + 12

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

How are sas and sss used to show that two triangles are congruent?