well, a negative plus a negative always will be a negative
example:
-1+-1=-2
Answer:
;)
Step-by-step explanation:
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The rule says each term is double the previous one. Your terms are ...
... 7, 14, 28
If AB = CD, then 3x+4 is equal to 4x-1
3x + 4 = 4x - 1
Add one to both sides to cancel out.
3x + 5 = 4x
Subtract 3x from both sides to cancel out.
5 = x
Now, substitute the 5 in place of the x in the equation for AB (3x+4)
3(5) + 4
15 + 4
19
Final Answer: B) 19