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Earn +20 ptsQ: 3a - 1 when a equals 8?
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What is 3a equals 1?
3a = 1a = 1/3 (a third)
The value of a 3a plus 8 equals 41?
Subtract 8 from each side: 3a = 33 Divide each side by 3: a = 11
What is -3a equals -15?
12
How do you solve -21 equals 9a-15-3a?
-21 = 9a - 15 - 3a -6 = 6a -1 = a
If 3a - 9 equals 6 what is the value of 4a - 1?
3a-9 = 6 3a = 6+9 3a = 15 a = 15/3 a = 5 Substitute a = 5 into 4a-1. 4a-1 =4(5)-1 =20-1 =19 Therefore, the value of 4a-1 is 19.
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