Answer:
-7x -4 =
-7x = +4
x = +4/-7
x = - 4/7
Step-by-step explanation:
Answer:
905
Step-by-step explanation:
arithmetic sequence are in form
a(n)=a(0)+d(n-1)
a(0)=25
common difference: d=35-25=10
a(n)=25+10(n-1)
a(89)=25+10(88)=905
Answer:
x = 3 and x = -2
Step-by-step explanation:
The given equation is :

We need to solve the given equation.
We can solve it using Completing the Square method.
We take two numbers such that their product is -6 and sum is -1.
So,

so, the values of x are 3 and -2.
Answer:
Exponential equations
Step-by-step explanation: