Combine the like terms to create an equivalent expression: -3n-7+(-6n)+1
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Combine like terms
Add 1 and subtract 6x from each side
0 = 12
The equation has no real solution
Answer:
486
Step-by-step explanation:
Hello!
To find the surface area of a cube we use the equation
S is the surface area
a is the side length
Put what we know into the equation
Solve
S = 6 * 81
S = 486
Hope this Helps!