Question

Find x if:
a. 3x+7=20
b. -2x+2=20

Answer 1

try for make x feel lonely

Answer 2

for a) subtract 7 from both sides and for b) subtract 2 from both sides

Answer 3

what do mean when you say to subtract from both sides?

Answer 4

For A- 3x+7=20 (Subtract 7 From a side to get x by itself)
-7 -7
3x=13 (Divide by 3 to get x by itself)
3 3
x= 4/1
x=4
So the answer for A Is \[x =4\]

Answer 5

And for B.
-2x+2=20 (Isolate x)
-2 -2
-2x = 18 (Divide by -2 to get x by itself)
x = -9
So the answer for B is
\[x =-9\]

Answer 6

\[Metal \And Fan Please =D\]

Answer 7

<3 Tag me if you need anything else =D