$\left \{ {{5x+4y=6} \atop {-2x-3y=-1}} \right. \left \{ {{10x+8y=12} \atop {-10x-15y=-5}} \right. \left \{ {{-7y=7} \atop {-10x-15y=-5}} \right. \left \{ {{y=-1} \atop {-10x-15y=-5}} \right. \left \{ {{y=-1} \atop {-10x+15=-5}} \right. \left \{ {{y=-1} \atop {-10x=-20}} \right. => \left \{ {{y=-1} \atop {x=2}} \right.$

3 0

2 years ago

If you roll two fair six-sided dice, what is the probability that the sum is 5 or lower?

zhuklara [117]

Answer: Of the 36 equally probable outcomes, 10 are less than or equal to 5, so the probability is 10/36 = 5/18.

7 0

3 years ago

Points (-5,-3) (-2,-2) (-4,-6) reflected over y=-x-1

Mars2501 [29]

Answer:

frfrfr

Step-by-step explanation:

8 0

3 years ago

<EFG is a straight angle. Find m<EFH if m<EFH= 12x-7 and m<HFG= 7x-3. ​

<EFG is a straight angle. Find m<EFH if m<EFH= 12x-7 and m<HFG= 7x-3.