Question

SOMEONE PLEASE HELP ME IF YOU DO I'LL GIVE YOU METAL AND FAN
please help!!!



Use a transformation to solve the equation.

z – (–0.3) = –2.4

A.
z = –2.7

B.
z = –2.1

C.
z = 2.1

D.
z = 2.7

Answer 1

well its really saying

z + 0.3 = -2.4

so to find z subtract 0.3 from both sides of the equation

z + 0.3 = -2.4
- 0.3 -0.3
--------------
z = ?

what is the value of ?

Answer 2

-2.1??? @campbell_st

Answer 3

no... you need to subtract... to get -2.1 you would have added 0.3 to -2.4

Answer 4

Uh idk what it is ;-;

Answer 5

well if you were on the numberline at -2.4 subtracting 0.3 means going left...

here an online calculator to use

http://web2.0calc.com/

Answer 6

Is it -2.7 or 2.1 or...

Answer 7

it's the 1st one

Answer 8

Okay so -2.7 thank you so much! :)