Answer:
5. 27
6. -12
7. -15
Step-by-step explanation:
add and subtract
no solution
Given
2y - 3 = 2y + 4 ( subtract 2y from both sides )
2y - 2y - 3 = 4 ( add 3 to both sides )
0 = 7 ← not possible
This indicates that the equation has no solution
Check the picture below, notice the angles encircled in purple.
