All categories

2 years ago

GUYS PLEASE HELP MY TEACHER SKIPPED A WHOLE CHAPTER I ONLY KNOW BASICS SO PLEASEEEE HELP `(>﹏<)′

Mathematics

2 answers:

Flauer [41]2 years ago

8 0

Answer:

45 Minutes

Step-by-step explanation:

Please give me brainliest :)

malfutka [58]2 years ago

3 0

Answer:

the shape is similar with yours and the friend

2 shapes=30min

3 shapes=x min

30 x 3 / 2=45 min

Step-by-step explanation:

i think good luck! i'm not sure

You might be interested in

Use Cramer’s Rule to solve system of equation.

alisha [4.7K]

$\left\{\begin{array}{ccc}5x+2y=4\\3x+4y+2z=6\\7x+3y+4z=29\end{array}\right\\\\A=\left[\begin{array}{ccc}5&2&0\\3&4&2\\7&3&4\end{array}\right]\\\\\det A=5\cdot4\cdot4+3\cdot3\cdot0+2\cdot2\cdot7-7\cdot4\cdot0-3\cdot2\cdot5-3\cdot2\cdot4=54\\W_x=\left[\begin{array}{ccc}4&2&0\\6&4&2\\29&3&4\end{array}\right]\\\det W_x=4\cdot4\cdot4+2\cdot2\cdot29+6\cdot3\cdot0-29\cdot4\cdot0-3\cdot2\cdot4-6\cdot2\cdot4=108$

$W_y=\left[\begin{array}{ccc}5&4&0\\3&6&2\\7&29&4\end{array}\right]\\\det W_y=5\cdot6\cdot4+3\cdot29\cdot0+4\cdot2\cdot7-7\cdot6\cdot0-29\cdot2\cdot5-3\cdot4\cdot4=-162\\W_z=\left[\begin{array}{ccc}5&2&4\\3&4&6\\7&3&29\end{array}\right]\\\det W_z=5\cdot4\cdot29+3\cdot3\cdot4+6\cdot2\cdot7-7\cdot4\cdot4-3\cdot6\cdot5-3\cdot2\cdot29=324\\\\x=\dfrac{\det W_x}{\det A}=\dfrac{108}{54}=2\\\\y=\dfrac{\det W_y}{\det A}=\dfrac{-62}{54}=-3\\\\z=\dfrac{\det W_z}{\det A}=\dfrac{324}{54}=6$

5 0

2 years ago

Louis borrowed money from his dad to buy a car. After 4 years, Louls finally repaid his dad for the cost of the car and an addit

Sophie [7]

Sorry then dont know how to help

8 0

3 years ago

Which of the following is a sequence that moves on a basis of addition and subtraction?

irinina [24]

It is the first answer

5 0

2 years ago

I NEED HELP ASAP!!!!!!!!

andreev551 [17]

Step-by-step explanation:

$slope = \frac{rise}{run} = \frac{y2 - y1}{x2 - x1} \\ = \frac{ - 7 - 13}{5 - ( - 3)} \\ = \frac{ - 20}{8} \\ = \frac{ - 2 \times 10}{2 \times 4} \\ = \frac{ - 10}{4} \\ = \frac{ - 2 \times 5}{ 2 \times 2} = \frac{5}{2}$

7 0

2 years ago

Solve for x: 3 - (2x - 5)< -4(x + 2) (1 point)<br> ox-3<br> Ox>8<br> OX-3<br> 0x<-8

tia_tia [17]

Answer:

x < -8

Step-by-step explanation:

8 0

3 years ago

GUYS PLEASE HELP MY TEACHER SKIPPED A WHOLE CHAPTER I ONLY KNOW BASICS SO PLEASEEEE HELP `(*>﹏<*)′

GUYS PLEASE HELP MY TEACHER SKIPPED A WHOLE CHAPTER I ONLY KNOW BASICS SO PLEASEEEE HELP `(>﹏<)′