Amedium sized apple has 70 calories. this is 10 calories less than 1\4 of the calories in an old westie chocolate bar. how many calories are in the chocolate bar? what is the best model for yourr first step

320 calories.

Step-by-step explanation:

Let the number of calories in the chocolate bar be x, then:

1/4 x - 10 = 70

1/4x = 80

Multiply both sides by 4:

x = 320 calories.

10a^3+277a^2-132a-792

step-by-step explanation:

(2a+11)(5a-12)(foil)

=10a^2-24a+55a-132 =10a^2+31a-132

(10a^2+31a-132)(a+6)

=10a^3+60a^2+31a^2+186a^2-132a-792 =10a^3+277a^2-132a-792

i hope this is what you are looking for : )