3 years ago

What is the answer to x + 3 = -x - 5

Mathematics

2 answers:

LenaWriter [7]3 years ago

5 0

Answer:

x=-4

Step-by-step explanation:

ruslelena [56]3 years ago

3 0

Answer:

x = -4

Step-by-step explanation:

Add 5 on both sides:

x + 3 = -x - 5

+5 +5

x + 8 = -x

Subtract x on both sides:

x + 8 = -x

-x -x

8 = -2x

Divide by -2 on both sides:

8 = -2x

/-2 /-2

-4 = x

You might be interested in

(− 6 11 )+m=− 9 2

Gnoma [55]

Answer:

m=−4

Step-by-step explanation:

Subtract 1 from 2.6m−11=m+1 Move all terms containing m to the left side of the equation.Tap for more steps...−3m−11=1 Move all terms not containing m to the right side of the equation.Tap for more steps...−3m=12 Divide each term by −3 and simplify.Tap for more steps...m=−4

hope this helps :)

7 0

3 years ago

Find angle x, giving your answer to 1 decimal place. 38° x 11 cm 8 cm

Lady_Fox [76]

The answer is 0.00583638102 rad m2

8 0

3 years ago

A triangle has a base of 10 cm its other sides are both 13cm long calculate the area

earnstyle [38]

Answer:

60 cm^2