How is converting grams to milligrams similar to converting pounds to ounces how is it different

Can anyone explain to me how to solve systems of equations with three variables? especially for this problem x-3z=7 2x+y-2z=11 -x-2y+2z=6

You pick a card at random. 2 3 4 5 What is P (5) ? 1% 25% 41% 11%

The vegetable display automatically sprays a mist over the vegetables according to a repeating timer you set. How many minutes should you set the timer for in order to spray the vegetables 5 times each hour? A.) 1/5 B.) 5 C.) 12 D.) 20 E.) 55

Lydia's kitchen as about 410 square feet of wall area. One roll of wallpaper covers about 23 square feet. How many rolls of wallpaper will lydia need to paper the walls of the kitchen?

An Apple orchard sells apples in bags of 10 the orchard sold a total of 2430 apples one day how many bags of apples wa this?

Show that one zero of 8x2-30x+27 is the square of the other

True or false, (3 x) - 6 = 3 (x - 6) ?

Christopher walked 1 1/4 of a hour walking home. Alejandro walked the same distance and walked 5/6 of an hour How much longer did Christopher tale than Alejandro in hours

What is the value of x in the equation 8x-2y=48, when y=4

The perimeter of the rectangular playing field is 592 yards. the length of the field is 4 yards less than quadruple the width. what are the dimensions of the playing field?