Question

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???

Answer 1

-6

Explanation:

7k − 5k + 8 = −4

2k+8=-4

-8 -8

2k=-12

/2 /2

k=-6

Check!

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

-4=-4