A pizza restaurant gave a 20% discount on the supreme pizza which cost $16. what was the sale price?
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Let June's age be
Then his father is
The sum of their ages is no less than 77 means,
The youngest age June can be is 11
Then his father is
The sum of their ages is no less than 77 means,
The youngest age June can be is 11
y - y₁ = m(x - x₁)
y - (-4) = 1(x - 8)
y + 4 = 1(x) - 1(8)
y + 4 = x - 8
- 4 - 4
y = x - 12