Answer:
-1
Step-by-step explanation:
2.5 - 3.5x = 8 - 4x - 6
0.5x = 2 - 2.5
0.5x = -0.5
x = -1
1.) 3x
2.) area
3.) six
4.) 3/2
:)
= 4a + 3c + 13
(9+4a)+(4+3c)
= 9 + 4a + 4 + 3c
