Which expression is equivalent to 1/5 [150x-80yplus50-50x-25yplus20]

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

Which table represents a linear function? i'll give brainliest to first answer ^'^

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.