eli557
Answered

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Solve for a.
√7a-10 - √2a+5=0


What is the root? If there is no root, choose none.

-1
1
3
none

Sagot :

Answer:

3

Step-by-step explanation:

√7a-10 - √2a+5=0

√7a-10 = √2a+5

7a-10 = 2a+5

5a = 15

a = 3

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