What is -19=x-7. ? I don't know how to do this
2 answers:
There can only be one reason for that . . . making
something tough out of something easy.
<u>-19 = x - 7</u>
How could you get 'x' all by itself on one side,
and everything else on the other side ?
What if you add 7 to each side ?
Then you have <em> -12 = x </em> . To your amazement, that's the solution !
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45x + 50y = 2500
45(0) + 50y = 2500
50y = 2500
y = 50
