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Agata [3.3K]
2 years ago
6

Solve each of the systems below by substitution y = -3/2x (fraction) 3x + 2y = -4

Mathematics
1 answer:
Maslowich2 years ago
8 0

Answer:

GET PHOTOMATH

Step-by-step explanation:

<h2>DOWNLOAD PHOTOMATH</h2><h2 /><h2 /><h2 /><h2>hope this helps bro :)</h2>
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1. Which equation should be used to find the area of the triangle below? *
77julia77 [94]

Answer:

See Explanation

Step-by-step explanation:

Required

Expression for area of triangle

This is calculated using

Area = \frac{1}{2} * base * height

Assume that:

base = 5cm; height = 2cm

The equation becomes

Area = \frac{1}{2} * 5* 2

8 0
3 years ago
determine whether the lines intersect and if so find the point of intersection and the cosine of the angle of intersection x=4t+
Fittoniya [83]

Answer:

As the lines are not intersecting nor parallel, they must be skew.

Step-by-step explanation:

Question is incomplete, we consider the nearest match available online.

Parametric equations of two lines are:

L₁ : x=4t+2 , y = 3 , z =-t+1

L₂: x=2s+2 , y= 2s+5 , z = s+1

If lines are parallel then parametric coordinates must be equal scalar multiple of each other which s not true here.

4t+2=2s+2 ---(1)\\ \\3=2s+5---(2) \\\\-t+1=s+1---(3)

If lines are intersecting then parametric coordinates must be equal for some value of t and s.

From (3)\\-t=s\\From (2)\\\\s=\frac{3-5}{2}\\\\s=-1\\\implies t=1\\\\To\,\,check\,\, the \,\,values \,\,of \,\,s\,\, and \,\,t \,\,for\,\,intersection\,\,put \,\,them\,\, in\,\, (1)\\\\4(1)+2= 2(-1)+2\\ 6\ne0

Hence the lines are not intersecting nor parallel, they must be skew.

6 0
3 years ago
Please help me with this math question
Arturiano [62]

Answer:

145

Step-by-step explanation:

168-23 = 145

    i hope this helps :)

5 0
1 year ago
Read 2 more answers
Simplify 24/60 answer this plz
solniwko [45]
24 ÷12 → 2

60 ÷ 12 → 5 

Therefore, your answer is \frac{2}{5}

8 0
3 years ago
X^2+2x-15/x=x-1/2+x-1/x​
ZanzabumX [31]

Answer:

x=2.11872822

Step-by-step explanation:

7 0
3 years ago
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