How many solutions do these systems of equations have?

1) x=-4y+4 and 2x+8y=8

2) y=4x+3 and 2y-8x=3

3) x-3y=15 and 3x-9y=45

4) y-5x=-6 and 3y-15x=-12

Order of operations (4+3) * 10:2 + (5*6)

Ewan has no credit history. Explain how Ewan could establish a credit history.

on friday, 718 peoole went to school play. on saturday, 822 people went. about how many oeople saw the play altogether

Which set includes all of the integers? {1,2,3,4,5 ...) { ... - 3.-2, - 1.0, 1, 2, 3, ...) {0, 1, 2, 3, 4, 5, ...)

What percentage of the world uses calculators

A family has two cars during one particular week the first car consume 30 gallons of gas the second consume 40 gallons of gas for two cars drove a combined total of 18,000 miles in the summer if you're going to say it was 15 miles per gallon what

Tornados kill about .28 people per day on average in the united states. what is the probability that more than one person will be killed tomorrow.

A mathematical phrase involving numbers and operation symbols but not variables

Which number is irrational, an integer, and a real number? A) there are no such numbers B) 0 C) sq root of 4 D) - 4/2

Convert 4 into a fraction