Answer:
n = 14
Step-by-step explanation:
7(n + 1) -2(4n-3) = -1
7n + 7 -8n + 6 = -1
-n + 13 = -1
-n = -14
n = 14
Since it said sum it might be 1 times 200 so 2000
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Answer:
225 feet.
Step-by-step explanation:
15 X 15
Answer:
Step-by-step explanation:
3(x+4)-6=5x+5
distribute 3 through the parenthesis (3 times x + 3 times 4)=3x+12
3x+12-6=5x+5
subtract 12-6
3x+6=5x+5
Move the variable to the left and change the sign
3x-5x+6=5
collect like terms
3x-5x=5-6
-2x=5-6
divide both sides by -2
x=1/2