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I'm Brazilian, so I'm sorry for any spelling mistakes.
x+5= 1
x-15=1
2x+5=2
x-28=1
x-5=1
I applied the sum / difference rule and simplified
if I helped you mark it as the best answer (:
sorry for any spelling mistakes, I don't speak your language very well
x+5= 1
x-15=1
2x+5=2
x-28=1
x-5=1
I applied the sum / difference rule and simplified
if I helped you mark it as the best answer (:
sorry for any spelling mistakes, I don't speak your language very well
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