11x+5y=9

11x+3y=1

It's simutanios equation substitution

Why one half of two equals one whole

A total of 705 tickets were sold for the school play. they were either adult tickets or student tickets. there were 55 more student tickets sold than adult tickets. how many adult tickets were sold?

Brian saved 30% of the money he earned. If brain earned $260, how much did he save?

Simplify 1/2 (4a + b) - 1/4 (4a - b)

17. Farimah and Helio are standing 15 ft. apart from each other and looking up at a kite that is with the flying between them. Farimah is flying the kite on a 57 ft. string at an angle of 68 ground. How far is Helio from the kite? 64.1 ft. 56.

What is the value expression of - 1.6 * ( - 25) =

Tim has 74 socks, all in pairs. He has 1 more pair of white socks than black socks. How many individual socks of each color does he have?

Which number is the least prime number: 0, 1, 2, or 3?

How can you solve problems involving percents?

M% of n is what percent of p?