Answer:
Explanation:
Given that vector (g, h) moves a shape g squares right and h squares up, you want the description for the vector (7, 9).
Substitution
As with a numerical expression, you can substitute the values for the letters in the English description. When (g, h) = (7, 9), it means "g" can be replaced by "7" and "h" can be replaced by "9". The sentence with these replacements is ...
vector (7, 9) moves a shape 7 squares right and 9 squares up
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Additional comment
It's not math. It's reading comprehension.
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