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Mathematics, 01.02.2021 17:30 remomy05
To use the elimination method, you can add the two equations in a system of equations to eliminate one of the variables.
Add the two equations.
{−9x+y=1010x−y=−9
What is the resulting equation?
Answers :
A 0+2y=10 plus 2 y is equal to 1
B x+0=1x plus 0 is equal to 1
C x+0=19x plus 0 is equal to 19
D 19x+2y=19
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