Answer:
400/ 81
Step-by-step explanation:
16/25 × (5/3)^4
16/25 × (625/ 81)
10000/ 2025
400/81
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Answer:
9
Step-by-step explanation:
For the equation to work, you have to have the same number on both sides of the equal sign
so to find ?, you can do:
13 - 2 = 12 - ? Simplify
11 = 12 - ? Subtract 12 on both sides
-1 = - ? Multiply -1 on both sides
1 = ?