3 years ago

-10.5 = m/11.57= -2.748

Mathematics

1 answer:

mojhsa [17]3 years ago

5 0

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Paul, colin and brian are waiters.One night the restaurant earns tips totalling £78.40.

riadik2000 [5.3K]

Answer:

£39.20

Step-by-step explanation:

2+1+5=8

£78.40/8 = 9.8

9.8*5= 49

49-9.8= 39.2

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3 years ago

When a number x is multiplied by 9, the result is 3/5 . What is the value of x? Drag and drop the correct number into the box so

S_A_V [24]

9x = 3/5

x = 3/9*5

x = 3/45

x = 1/15

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4 years ago

Read 2 more answers

What is the slope intercept form of a line that passes through (-6,5) and is perpendicular to the graph of 2x-y=5?

Lorico [155]

$\text{The slope-intercept form}\ y=mx+b.\\\\Let\\k:y=m_1x+b_1\\l:y=m_2x+b_2\\\\l\ \perp\ k\iff m_1m_2=-1\\------------------------\\2x-y=5\to y=2x-5\\\\\text{Let}\ k:y=2x-5\ \text{and}\ l:y=mx+b\\\\l\ \perp\ k\iff2m=-1\qquad|:2\to m=-\dfrac{1}{2}\\\\l:y=-\dfrac{1}{2}x+b\\\\\text{Substitute the coordinates of the point (-6, 5) to the equation}\\\text{of the line}\ l:\\\\5=-\dfrac{1}{2}(-6)+b\\5=3+b\qquad|-3\\2=b\to b=2\\\\\boxed{Answer:\ y=-\dfrac{1}{2}x+2}$