Equivalent expressions are expressions that have the same value.
The equivalent expression of
is: 
The expression is given as;

Apply law of indices to change the exponents

Express as products

Rewrite as

Hence, the equivalent expression is: 
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Answer:
i believe its -42
Step-by-step explanation:
6 × -7 u would multiply because when ever it shows u something like that u would multiply but if it shows + - then u add or subtract but we will multiply i hope u get it right :)
Answer:
the answer is pounds
Step-by-step explanation:
p is for pounds
If the sides were 2 and 3 then using Pythagoras the diagonal would be sr(2^2 + 3^2) = sr(13)
The actual diagonal is 8 inches so the sides need to be scaled by 8/sr(13)
The screen area will be 2 x 8/sr(13) x 3 x 8/sr(13) = 29.539....
Rounded to nearest sq.inch this is 30 sq.inch