ls030504 ls030504

23-11-2016
Mathematics

contestada

solve for h and c to find what h and c equals; 34.50=4h+7c and 30.50=8h+3c

Respuesta :

boscokwan boscokwan

23-11-2016

34.5=4h+7c
(34.5-7c)/4=h
Put h= (34.5-7c)/4 into another equation
30.5=8h+3c
30.5=2(34.5-7c)+3c
30.5=69-14c+3c
11c=38.5
c=38.5/11
Put c=38.5/11 into one of the equations
to calculate the h.

Answer Link

Otras preguntas

Did Caligula really make his horse a consul?

A line has a slope of m=-3/2 and the point (-6,2) lies on the line. What is the y-intercept

what fraction of 1 quart is 3 cups

Which word or words in the greeting should be capitalized? greetings to my family, Choose all answers that are correct. A. Greetings B. Family C. My D. To

how are the feet of a frog adapted for swimming

a large depression formed by the collapse of volcanic cone is called a

Any variation that can help an organism survive in its environment is called a(n):

Which inequality best models the situation if variable h is the number of hours Valerie might study each night? Valerie's goal is to study more than 1 1/4 hours

Why did the Aztecs think it was necessary to make blood sacrifices to the sun god, Huitzilopochtli?

what is an organism that makes its own food?