How do you solve three variable systems

Justin spent $23 on fruit at grocery store. He spent a total of $25 at the store. What percentage of the total did he spend on fruit?

Oceans change the land along the shore, forming tall cliffs and jagged coastlines. Which statement explains the type of weathering involved in this process? A) Seawater is acidic in nature and reacts with the rocks to form oxides.

A local craft store is selling different kinds of craft paint for $2. $3, $2, $15, and $2. When placing an ad in the local paper, which measure of central tendency should it use to advertise?

What is the y-int of y=-4x+2 and what is the slope

Dustin completed 3/8 of a homework assignment that has 24 problems. Kelsey competed 4/15 of a homework assignment that has 30 problems. Who completed more problems?

What is Factor tree of 495?

Lynda is flying her kite at the end of a 40m string. The string makes and angle of pie/4 with the ground. The wind speed increases and the kite flies higher until the string makes an angle of pie/3 with the ground.

What is the sum of the angles of a polygon with s sides is 2,520

Brooke is a high school graduate and makes $28,150 annually as an office assistant. Jake is acollege graduate and makes $31,380 annually as acustomer service manager at a clothing store. what is the difference in salary after 5 years?

Dilating a triangle changes the size of the triangle but does not change its shape. true or false?