Each of Mrs. Moore's students uses a certain number of pencils per week
1 answer:
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Answer:
Step-by-step explanation:
-3(x-4)=2x+4x+5
distribute -3 into (x-4)
-3x+12=2x+4x+5
combine like terms
-3x+12=6x+5
subtract 6x on both sides
-3x-6x+12=5
combine like terms again
-9x+12=5
subtract 12 on both sides
-9x=-7
divide both sides with -9
x=
hope this helps