Evaluate: 4y0 + x' if x = 7 and y = 8
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Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

With finding limits of multi variable !