Express your answer in scientific notation (2.56 x 10^6) x (3.56 x 10^2) = my answer - 9.1136 x 10^8

38.5

step-by-step explanation:

lets say, first number = r

second number = 3r+7

total = 49

(r)+(3r+7)= 49

4r+7 = 49

4r = 42

r = 42/4

r= 10.5

3r+7 = 3(10.5)+7 = 38.5

hope this

  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  

14

step-by-step explanation:

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step-by-step explanation:

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