Answer:
7
Explanation:
to find the value of of x. you have to substitute 4 into y and solve the equation for x. 8x minus 2 times 4 = 48. 2 times 4 is 8. your left with 8x-8=48. next you add 8 to both sides and are left with 8x=56. next 8x divided by 8 is x. and 56 divided by 8 is 7. So x=7.