0.6 −0.2 =1.5(a+c(b+0.8)) =−2.5(b−0.4(1.2−1.5a)) consider the system of equations above, where ccc is a constant. for which value of ccc are there no (a, b)(a, b)left parenthesis, a, comma, b, right parenthesis solutions?

45

step-by-step explanation:

to find a percentage, add a decimal in front and multiply it by the other number.

.25 times 180= 45

twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2

86

step-by-step explanation:

find the area of the triangle then multiply by 2 then add the area of the parollelegram multiplied by 2