Which step could be used to solve x + 3.6 = - 1.7 for x in one step? Check all that apply.

[ ] add 3.6 to both sides

[ ] add - 3.6 to both sides

[ ] add 1.7 to both sides

[ ] add - 1.7 to both sides

[ ] subtract 3.6 from both sides

[ ] subtract 1.7 from both sides

Question

Mathematics

Haven Cobb

8 June, 07:06

Which step could be used to solve x + 3.6 = - 1.7 for x in one step? Check all that apply.

[ ] add 3.6 to both sides

[ ] add - 3.6 to both sides

[ ] add 1.7 to both sides

[ ] add - 1.7 to both sides

[ ] subtract 3.6 from both sides

[ ] subtract 1.7 from both sides

+1

Answers (1)

Know the Answer?

Irene Walton · Answer 1

-3.6 from both sides

solving left hand side, x+3.6-3.6=x

so,

x+3.6-3.6=-1.7-3.6

x=-5.2

Faster method:

1) Shift 3.6 to the right, across the = sign

2) Change the sign from + to -

x+3.6=-1.7

step 1) x=-1.7+3.6

step 2) x=-1.7-3.6

Which step could be used to solve x + 3.6 = - 1.7 for x in one step? Check all that apply.[ ] add 3.6 to both sides[ ] add - 3.6 to both sides[ ] add 1.7 to both sides[ ] add - 1.7 to both sides[ ] subtract 3.6 from both sides[ ] subtract 1.7 from both sides

Which step could be used to solve x + 3.6 = - 1.7 for x in one step? Check all that apply.

[ ] add 3.6 to both sides

[ ] add - 3.6 to both sides

[ ] add 1.7 to both sides

[ ] add - 1.7 to both sides

[ ] subtract 3.6 from both sides

[ ] subtract 1.7 from both sides