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nata0808 [166]
2 years ago
9

What is the equation of the line, in slope-intercept form, that passes through (4.2) and (-2, -3)?

Mathematics
1 answer:
Keith_Richards [23]2 years ago
3 0

Answer:

y = 5/6x + -8

Step-by-step explanation:

you first need to find the gradient using the formula m = (y2 - y1)/(x2 - x1)

the gradient would be 5/6.

the slope intercept form equation is y = mx + c. so by taking one of the points, 2 = 5/6(4) + c

12 = 5(4) + c

12 = 20 + c

c = 12 - 20

c = -8

hence, y = 5/4x + -8

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Find the area of the triangle.
Ne4ueva [31]

Answer:

10.92cm

Step-by-step explanation:

We can solve this problem by taking the formula to the area of a triangle and substituting our given numbers with the variables in it.

A = \frac{1}{2}bh, where b represents base and h represents height.

So, if we substitute our given measurements with the variables in this formula, we can easily solve this.

A = \frac{1}{2}(2.8)(7.8)

Then, using the order of operations, we multiply and ultimately solve this problem.

\frac{1}{2}*2.8 = 1.4

1.4*7.8=10.92

Thus, our answer is 10.92cm.


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3 years ago
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y

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y

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2 years ago
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