X= your age
400-2x=244
-2x=-156
x=78
you are 78 years old
It has to be the third option 8(1+6) because 8+48= 56 and 8(1+6)= 56
<span>Since 360 is a multiple of 120, it is automatically the LCM of this problem.
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Answer:
They changed 5m into a positive when it should've stayed as a negative until you isolate the variable m at the end, making m actually equal -7.
Step-by-step explanation:
-5m - 16 = 19
-5m = 19 + 16
-5m = 35
m = 35/-5
m = -7