Question

Which phrase matches the algebraic expression below?
2(x − 7) + 10

Two times the sum of x and seven plus ten

Two times the difference of x and seven plus ten

Two times x minus seven plus ten

Two times x minus the sum of seven and ten

Answer 1

Two times the difference of x and seven plus ten

Answer 2

The difference of x and seven = x - 7
Two times the difference of x and seven = 2(x - 7)
Two times the difference of x and seven plus ten = 2(x - 7) + 10