A ×+By=c I think that is the answer
1 pound of rice costs $3.45
1.2 pounds of rice costs x
Set up the proportion
1 / 1.2 = 3.45 / x Cross Multiply
x = 1.2 * 3.45 Combine
x = $4.14 Answer
? can be any number except for 3 or -2 as it is already used in (3,4), (-2,-5)
The definition of congruent is:
~In agreement or harmony.
Hope this helps!!!
