Question

How do you solve −x−4(−7−4x)=103?

Answer 1

Answer is 5 Match this to Your Anwer key ...

Answer 2

Answer:

5

Step-by-step explanation:

$-x - 4(-7-4x) = 103\\\\\implies -x + 28 + 16x = 103\\\\\implies 15x + 28 - 103 = 0\\\\\implies 15x - 75 = 0 \\\\\implies 15x = 75\\\\\implies x = 75 \div 15\\\\\implies x = \bold{5}$