You multiply them together; to get 8.55
Step-by-step explanation:
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Answer:
DE≈16.1
m<E≈60.3
m<D≈29.7
Step-by-step explanation:
Answer:
Infinite solutions
Step-by-step explanation:
Simplify both sides, subtract 9x, and add 21x to both sides and you will get 0 = 0 so there is infinite solutions.