A table follows the rule y = 2x + 7. If x = 7, what is y?
Note
Put 7 in place of x: y = 2×7+7 = 14+7 = 21.
A table follows the rule y = 2x + 7. If x = 7, what is y?
Put 7 in place of x: y = 2×7+7 = 14+7 = 21.