Evaluate the value of each expression of -|7x+4| x=4

Can someone pls ! pls answer all. no explanation needed..

The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle