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Earn +20 ptsQ: What is the value of the experisson -2n 7 when n 3?
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What is the value of n if 2n plus 7 equals 19?
2n plus 7 equals 19 2n equals 12 n equals 6
What is 2n - 7 equals -1?
2n - 7 = - 1 add 7 to each side 2n - 7 + 7 = - 1 + 7 2n = 6 divide each sides integer by 2 (2/2)n = 6/2 n = 3 ---------------check in original equation 2(3) - 7 = - 1 6 - 7 = - 1 - 1 = - 1 ----------------checks and equation is satisfied
What is the nth term of this sequence 3 5 7 9 11?
The nth term of the sequence is 2n + 1.
What is 2n 3n 7-41?
2n+3n+7=-41
Identify the first step to solve the given equation 2n 3 7?
5n-3
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