Answer:
9
Step-by-step explanation:
2(x=3)+3
6+3
It is nine
let the value be a
2x+3=a
2(3)+3=a
6+3=a
9=a
(2x+3)(2x-3)
Please give me brainliest, I would appreciate it!
4x-23=21
+23=+23
4x=44
divide both by 4
x=11
the answer is 300 + 20 + 7. let me know if this helps!
