SOLUTION: Please explain how to solve this:
98-4b= -11b
My son is asking whether b-98 is -97 or -98, but that doesn't make sense to me. Thanks!
Algebra.Com
Question 651780: Please explain how to solve this:
98-4b= -11b
My son is asking whether b-98 is -97 or -98, but that doesn't make sense to me. Thanks!
Found 3 solutions by jim_thompson5910, stanbon, MathLover1:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
98-4b= -11b
98-4b + 4b = -11b + 4b
98 + 0b = -7b
98 = -7b
98/(-7) = -7b/(-7)
-14 = 1b
-14 = b
b = -14
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
98-4b= -11b
----
Add 4b to both sides of the equation to get:
98 = -7b
----
Divide both sides by -7 to get:
b = -14
===============
Cheers,
Stan H.
Answer by MathLover1(20855) (Show Source): You can put this solution on YOUR website!
...move to the left and to the right side of equal sign (recall that sign changes in this case)
we can check result by plugging in
...recall:when multiplying two negative numbers, the product will be positive number
...true; so, is a solution for
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