Answer:
A) 0.50x +300 < 650, where x < 700
(Please mark brainliest. :3)
Answer:
Lines y = -x+4 and y= 3x+3 intersect the y-axis
Grouping method works best on this one:
<span>ab+a+4+4b=a<span>(b+1)</span>+4<span>(b+1)</span></span>
<span>=<span>(a+4)</span><span>(b+1<span>)
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