Answer:
43 if you follow the steps of PEMDAS
Step-by-step explanation:
9x5=45. 8÷4=2. 45-2=43
Hope this helps!
x = 2
1/2(x + 12) = 4x - 1
1/2x + 12/2 = 4x - 1
1/2x + 6 = 4x - 1
1/2x - 4x = -1 - 6
1/2x - 8/2x = -7
-7/2x = -7
x = -14/-7