your teacher is giving you a test with 100 points containing 40 questions. there are two point and four point questions on the t
1 answer:
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To get the answer we have to tranform into y=ax+b form
-2x+4y=68 /+2x
4y=2x+68 /:4
y=
- its the result
13x+4y=284 /-13x
4y=-13x+284 /:4
y=
y=-
- its the result
-2x+4y=68 /+2x
4y=2x+68 /:4
y=
13x+4y=284 /-13x
4y=-13x+284 /:4
y=
y=-