4x-7y=3

x-7y=-15

solve with process of elimination

What is the value of x if 5ax+2a equals 9a?

Say that 11 inches of wire costs 44 cents at the same rate how many inches of wire can you cut for 32 cents

A band is receiving $650.00 for playing at a festival. their manager takes 15% of the money received for each show, and the band pays their sound technician 10% of all profit. how much money is left for the band to split

The measure of 13 angles of a 14-gon add up to 2014. What's the fourteenth angle measure?

A ball is dropped from a height of 64 feet. Its height, in feet, can be modeled by the function h (t) = - 16t square + 64, where t is the time in seconds since the ball was dropped. After how many seconds will the ball hit the ground?

Evaluate the following expressions. Write your awnserers as integers or reduced fractions. (5r) ^3 for r = - 2

Which function has only one x-intercept at (-6, O) ? of o f (x) = x (x 6) of (x) = (x - 6) (x - 6) o f (x) = (x + 6) (x - 6) Of (x) = (x + 6) (x + 6)

Describe how to transform the quantity of the sixth root of x to the fifth power, to the seventh power into an expression with a rational exponent. Make sure you respond with complete sentences.

How to write an algebraic equation?

38 is what percent of 62?