Answer:
9/10
Step-by-step explanation:
we substitute the unknown number as "x"
2x + 12 = 8x + 3
12 - 3 = 8x + 2x
9 = 10x
x = 9/10
The answer is 1.314
hope it helps
D. on the x axis is the best answer
answer :
y = 2x + 7
i hope it helped
twice the difference of a number and 3 is added to 4
x=k+c over 7
7x-c+c=k+c
7x=k+c
divide both sides by 7