3 years ago

Write an equation of the line with a slope of — 7 and y-intercept of 1.

Mathematics

1 answer:

loris [4]3 years ago

7 0

Answer:

y= -7x + 1

Step-by-step explanation:

this is the answer

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$method\ \#1\\\\\begin{array}{ccc}700&-&100\%\\385&-&p\%\end{array}\ \ \ \ |cross\ myltiply\\\\700p=385\times100\\700p=38500\ \ \ \ \ |divide\ both\ sides\ by\ 700\\\\p=\frac{38500}{700}\\\\p=\frac{385}{7}\\\\\boxed{p=55\ (\%)}$

$method\ \#2\\\\\frac{385}{700}\times100\%=\frac{385}{7}\times1\%=55\times1\%=55\%$

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