Posted by Jerald on Tuesday, May 7, 2013 at 8:44pm.
Evaluate each expression if x=5.07 y=1.5 and z= 0.403
7.3.2x+y
16.224

Math  Jerald, Tuesday, May 7, 2013 at 8:57pm
yz+x
0.6552

Math  Ms. Sue, Tuesday, May 7, 2013 at 9:09pm
I think you may have a typo in your first problem.
Here's what I get for the second.
yz+x
(1.5 * 0.403) + 5.07 =
0.6045 + 5.07 = 5.6745

Math  Jerald, Tuesday, May 7, 2013 at 9:24pm
oh I thought I had to multiply yz for second problem

Math  Ms. Sue, Tuesday, May 7, 2013 at 9:29pm
Yes. I multiplied y times z. We use * to mean multiply.
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