The answer is 138
Because the angle is 180 and what I did was 2 x 21 = 42 and I did 180-42 equals to 138
Step 1
distribute the -3
-3(y-5)=24
-3y+15=24
step 2
subtract 15 from both sides
-3y =9
Step 3
divide -3 on both sides
y=-3
It’s A
Explanation / when you multiply 7 by -9 you get -63
Answer:
opposite of -7 is 7 the oppositeof 3 is -3 oppositeof -4 is 4
The answer would be 0.6. hope that helped
