Question

Find value of x!

Answer 1

x=y+1
2x+3=3y+3

Answer 2

substitute...
2(y+1)+3=3y+3
solve for y...

Answer 3

how do i?

Answer 4

got it!

Answer 5

2y+5=3y+3
y=2

Answer 6

plug y back in and solve for x
2x+3=3(2)+3
x=3

Answer 7

so how would i do it for this one??

Answer 8

Same exact way just set each similar side equal to each other. Solve for one letter, and substitute them in.

Answer 9

so y-3=y-1

Answer 10

No, set the short side= to the other short side. And set the longer sides equal to each other.

Answer 11

can you please show me?

Answer 12

y-3=2x-1
x+3=y-1

Answer 13

ok

Answer 14

solve for one letter...
y=2x+2
substitute it in...
x+3=2x+2-1

Answer 15

solve for x...
x=2
substitute it in

Answer 16

then i plug in??

Answer 17

2+3=y-1
solve for y
y=6

Answer 18

ok! thank you

Answer 19

np