Answer:
-1
Step-by-step explanation:
3-1=2
2-1=1
Answer:
you're question is not clear enought
Step-by-step explanation:
I'm so confused.
<span>(ab+3a+7)- (-5ab-2)
=</span><span>ab+ 3a+ 7+ 5ab + 2
=3a + 6ab + 9</span>
By understanding geometric symmetry and understanding natural phenomena
2x-12=12
+12 +12
__________
2x=24
/2x /2x
Answer:12