(2x + 21) + x = 180 find the value of x

Also how do I tell my 4yo brother his chicken died without majorly hurting his feelings?? 0-0

What is the reflection image of (5,-3) across the line y = -x?

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left