Respuesta :
Answer:
Hope this one help,, just saw this
Step-by-step explanation:
This equation is invalid, the left and right sides are not equal, therefore there is no solution.

Subtract 15 from both sides of the equation
12+15=12−15
12+15−15=12−15−15
2 Simplify
Subtract the numbers
12=12−30
Subtract ( im lazy to type the whole thing)
Simplify
Combine like terms
0=−30
Result 0=−30
12+15=12−15
12+15−15=12−15−15
2 Simplify
Subtract the numbers
12=12−30
Subtract ( im lazy to type the whole thing)
Simplify
Combine like terms
0=−30
Result 0=−30