Step-by-step explanation:
-x+2y=-6
x-2y=6
x=2y+6
substitute in 2x-3y=11 gives us 2(2y+6)-3y=11
4y+12-3y=11
y=-1
-x+2(-1)=-6
-x=-4
x=4
When 3.999 is rounded to the nearest hundredth, tenth, or whole number, it becomes 4.000 in any case.
Dear Goomba559, the triangle that you are describing is an equilateral triangle or equiangular triangle.
Answer:
Since the 5 in 357 is in the tens digit, it is 5*10=50, and the 5 in 465 is in the ones digit, so it is 5*1=5. 5≠50
Answer:
11 with 3 left over
Step-by-step explanation:
4 x 20 = 80
80 / 7 = 11 with remainder of 3