Difference between revisions of "2005 AMC 12B Problems/Problem 2"
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== Problem == | == Problem == | ||
| + | The equations <math>2x+7=3</math> and <math>bx-10=-2</math> have the same solution for <math>x</math>. What is the value of <math>b</math>? | ||
| + | |||
| + | <math> | ||
| + | \mathrm{(A)}\ -8 \qquad | ||
| + | \mathrm{(B)}\ -4 \qquad | ||
| + | \mathrm{(C)}\ -2 \qquad | ||
| + | \mathrm{(D)}\ 4 \qquad | ||
| + | \mathrm{(E)}\ 8 | ||
| + | </math> | ||
== Solution == | == Solution == | ||
Revision as of 20:33, 17 April 2009
Problem
The equations 
and 
have the same solution for 
. What is the value of 
?
