Solve by elimination:

-6x+3y=-4

-20x+10y=20

i know the answer is no solution, but i need to know why.

2 times as many as 7 is

The Foster family bought 4 crates of eggs last week. Each crate had 18 eggs. Since then, they have eaten 28 of the eggs. How many eggs are left

Frank averages a speed of 19 miles per hour during his bike race. The race is 60 miles long.

which of the following is a solution of x^2 - 2x = - 8

Carmen is dividing her rectangular garden with a diagonal fence. The length of the garden is 11 feet and the diagonal is 19 feet. Write an equation that can be used to find the width of the garden. Then find the width of the garden.

How do I solve bh+hr=25 when solving for b

G (x) = - 4x-4 and f (x) = x squared minus 5 and find g (f (x))

How many 6-digit positive integers can you write using only digits 0, 1, 2, 3? Digits can be repeated. Will award brainliest!

Jasmine made 100 cups of punch for a party. How many ounces did she make?

Which days are part of line BE