Find he value of x and you i really appreciate it

As the sides shown are same so the base of large triangle is double the base of smaller triangle

so,

2(2x-8)=20

distributing 2 over bracket,

4x-16=20

adding 16 to the other side

4x=20+16

4x=36

dividing by 4 on the right side

x=9

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

graph them on a graphing calculator, press 2nd trace. select intersect. hit enter until it says answer. ti 84 works best

step-by-step explanation: