Answer:
a= 1.5
Step-by-step explanation:
distrubutive property:
-7(8a) - 7(9) = -23 +4a
-56a - 63 = -23 + 4a
+63 +63
-56a = 40 + 4a
-4a -4a
-60a=40
a= -1.5
<em>D.) 6 </em>
<em>-3+2*6=9</em>
60
11*h-6
11*6-6
66-6
