evaluate if x=.2 and y =.1. question is 9-xy=?

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2007-10-30 17:38:18 · 6 answers · asked by Cyndi G 1 in Education & Reference ➔ Homework Help

Substitute x=0.2, y=0.1 into the equation 9 - xy.

It becomes 9 - (0.2 x 0.1) = 9 - 0.02 = 8.98.

2007-10-30 17:42:56 · answer #1 · answered by Tsubasa 2 · 1⤊ 0⤋

Simply multiply x & y together
.2 x .1 = .02
9 - .02 = 8.98

2007-10-30 17:43:01 · answer #2 · answered by Gloria 3 · 1⤊ 0⤋

9-xy = 9-(0.1*0.2) = 9- 0.02 = 8.98

2007-10-30 17:42:06 · answer #3 · answered by mandeep 3 · 1⤊ 0⤋

CG, I don't even have to answer cuz the 4 ahead of me got it right. Thanks for the 2 points.

2007-10-30 17:46:58 · answer #4 · answered by "Johns" 7 · 0⤊ 1⤋

9-(0.2x0.1)
9-0.02
8.98

2007-10-30 17:48:19 · answer #5 · answered by Lan 92 1 · 0⤊ 0⤋

8.98

2007-10-30 17:45:46 · answer #6 · answered by Corwin Shiu 4 · 0⤊ 1⤋