X+x+1+x+2+x+3=50
4x+6=50/-6
4x=50-6=44
x=44:4=11
⇒The 1st number is 11, the 2nd is 12, the 3rd is 13 and the 4th is 14.
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11+12+13+14=50
If you don't understand something,please ask me.
2 rows of 8 chairs
2*8=16
There are 16 chairs.
I hope this helps.
Answer: -3.68
Step-by-step explanation:
-1.15*3.2=
-1.15*3+(-1.15*0.2)=
-3.45+(-0.23)=
-3.45-0.23=-3.68