7k − 5k + 8 = −4 7(−6) − 5(−6) + 8 = −4
−42 + 30 + 8 = −4
−12 + 8 = −4
−4 = −4

is it me or 5(-4)= -30???

-6

Step-by-step explanation:

7k − 5k + 8 = −4

2k+8=-4

    -8  -8

2k=-12

/2   /2

k=-6

Check!

7(-6)-5(-6)+8

-4=-4

a 10 percent increase

2 and 1.

step-by-step explanation:

plug in each answer. 0 doesn't work, 1 does. so does 2. 4 doesn't:

0 = 1 is not true.

2 = 2 is true.

4 = 4 is true.

8 = 16 is not true.

hope this !