How do you solve #7.9r=-19.75#?

1 Answer
smendyka
Jan 8, 2017

Divide each side of the equation by #7.9# to solve for #r# while keeping the equation balanced. See below

Explanation:

Divide each side of the equation by #color(red)(7.9)# to solve for #r# while keeping the equation balanced.

#(7.9r)/color(red)(7.9) = -19.75/color(red)(7.9)#

#(color(red)(cancel(color(black)(7.9)))r)/cancel(color(red)(7.9)) = -2.5#

#r = -2.5#

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