Answer:
Step-by-step explanation:
Simplify the following:
⇒-9 x + 12 x + 10
Grouping like terms:
⇒(12 x - 9 x) + 10
12 x - 9 x = 3 x:
⇒3 x + 10
A bird was sitting 9 meters from the base of an oak tree and flew 10 meters to reach the top of the tree. How tall is the tree?
1 answer:
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Finally, when evaluating into the expression the result is 4.