Mathematics, 08.10.2019 17:50, liyaoron

An unknown number b is 10 more than an unknown number k. the number b is also k less than 8. the equations to find k and b are shown below:

b = k + 10
b = −k + 8

which is a correct step to find k and b?
write the points where the graphs of the equations intersect the x-axis. write the points where the graphs of the equations intersect the y-axis. add the equations to eliminate k. multiply the equations to eliminate b.

Answers: 3

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An unknown number b is 10 more than an unknown number k. the number b is also k less than 8. the equ...