X = -3
Pull out the like terms: -7x - 21 = -7 × ( x + 3)
Solve: -7 = 0
Solve: x + 3 = 0
Subtract 3 from both sides of the equation
So, x = -3
Pretty sure its A. Apartment A (mark brainliest if correct plz)
Answer:
D
Step-by-step explanation:
Sin(45) .70 rounded is 71
35z^4 + 11z^4<span>
= 46z^4 ...combine like terms
hope that helps</span>
Answer:
as shown in the attached file.
Step-by-step explanation:
The detailed, step by step explanation and application of integral with appropriate substitution to get the expression for the time of extinction is as shown in the attachment.