How do you solve #-2- | - 6r - 7| = - 45#?

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Answer 1 · 2017-06-24T19:32:17

See explanation.

#-2-|6r-7|=-45#

#-|6r-7|=-43#

#|6r-7|=43#

#6r-7=-43 vv 6r-7=43#

#6r=-36 vv 6r=50#

#r=-6 vv r=8 1/3#

This equation has 2 solutions:

#r=-6 vv r=8 1/3#