Three times the first number plus
the second number plus twice
the third is 5. if 3 times the
second number is subtracted
from the sum of the first number
and 3 times the third number, the
result is 2. if the third number is
subtracted from 2 times the first
number and 3 times the second
humber, the result is 1. find the
numbers. let x be the first number,
y the second number, and the
third numbero

the solution is the point

step-by-step explanation:

we have

> equation a

> equation b

adds equation a and equation b

substitute the value of x in equation b to find the value of y

the solution is the point

x-150=475   x=625

step-by-step explanation:

if the bike after the sale ($150) is $475 then just simply add 150 to 475.

explanation:

remove parenthesis:

=

apply rule

=

multiply fractions:

=

=

divide:

=

mordancy.