Homework Help: pre-algebra

Posted by cody on Tuesday, June 14, 2011 at 7:58pm.

Angel M and Angel N are supplementary angles. If Angel M is nine more than one half Angel N, what are the measures of the angels?

pre-algebra - Ms. Sue, Tuesday, June 14, 2011 at 8:01pm
Angels can't be measured.
pre-algebra - Damon, Tuesday, June 14, 2011 at 8:03pm
m+n = 180
m = 9 + .5n
so
9 + .5 n + n = 180
1.5 n = 171
n = 114
m = 180-114
pre-algebra - Damon, Tuesday, June 14, 2011 at 8:03pm
I forgot to mention that.

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