HELP NEEDED PLEASE!!

y=4

x=61

Step-by-step explanation:

the 2 lines on the side shows that they are equal to each other.

12y+3=51

12y=48

y=48/12

y=4

There are 100 degrees in a triangle and the little curve shows that the angle next to 53 degrees is 63.

so:

x+56+63=180

x+119=180

x=61

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5

is this the complete