G(h(0)) = 20
h(x) = x+4
h(0) = 0+4
h(0) = 4
g(x) = 5x
g(h(0)) = g(4) = 5(4) = 20
It is $2.80 off the t-shirt which would make the new price $11.20
Okay. So 90 yds was cut from the 230 yd yarn. 230 - 90 = 140. 1/2 of 140 is 70. 230 - 70 = 160. The yellow yarn was 160 yds longer than the blue yarn at first.
Answer ; 10x - 20
Explanation; Multiply each term in the parenthesis by 10. Then multiply the numbers, and you get your answer.