Answer:x=4
Step-by-step explanation:
Do your distribution rules to get -3x+12+7=4x-9. Then combine like variables to get -3x+19=4x-9. Add the 9 to 19 and get 28 then add the 3 to 4 to get 7. Should look like 28=7x. Divide the 7 to 28 and get the answer of 4
Answer:
X=4
Step-by-step explanation:
-3(x-4)+7=4x-9
-3x(12)+7=4x-9
+3x +3x
12+7=7x-9
+9 +9
12+16=7x
28=7x
28/7
4=x
