Explain whether x + 2y + 3z is equivalent to

z + y + 2 + x + y + z.

Which shows the expression below simplified? 0.00048 : (6 * 10-4) A 8 * 10-2 B 8 * 10-1 C 8 * 101 D 8 * 100

What do you suppose a decimal value for a day in the month means

Simplify:4x+6 (3x-12 A 10x - 12 B18x-12 C22x-12 D30*30X-12

Solve 12x-4y=20 for y

Which operation should you do first 8+3 (7^2*4) - 5:2

Carol has two cats rover and Bobo. Rover eat three fourths of a can of cat food each day and bobo eat a half of a can of cat food each day. Cat food cost five dollars for three cans. It's is only sold in three can packs.

Write a system of equations with (1,-2) as its solution

which has the best unit rate? 16 oz for $4.25 or 20 oz for $ 4.55 I chose 16 oz but I need to make sure it's right

Is 3√ a irrational number

Does anyone know what 2 to the 3rd power means?