Move -4 to the other side
7x=24+4
7x=28
x=4
Answer:
B
Step-by-step explanation:
Simple interest is based on the principal amount of a loan or deposit.
Answer:
x=75
Step-by-step explanation:
Answer:
k = +10 or -10
Step-by-step explanation:
It's given in the question that the roots of the eqn. are real and equal. So , the discriminant of the eqn. should be equal to 0.





