Z+3=-6 what is the x

What is 7m+8=71 as a two step equation

Which of the following relations is not a function? { (0, 0), (1, 0), (2, 0) } { (-1, 3), (4, 2), (-1, 5) } { (1, 2), (3, - 5), (-1, 7) } { (7, - 1), (3, - 2), (5, - 2) }

Elsa wants to draw a second rectangle that is the same lengh but is 3 times wide.

If a=3 and b = 8 what is the answer and how to solve b-3-3

What do a kite and a rhombus have in common? Each polygon has two pairs of parallel sides. Each polygon has four congruent sides. Each polygon has only one pair of parallel sides. Each polygon has two pairs of congruent sides that are adjacent.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.