Answer:
Step-by-step explanation:
Given:
To solve this equation, we need to isolate on one side of the equation algebraically. I see that we have like terms, but they are on opposite sides of the equal sign. Let's add to both sides.
To isolate x, divide both sides by 7.
Answer:
Step-by-step explanation:
Given
Required
Determine the solution
Since b is a perfect square, the equation can be expressed as:
Apply difference of two squares:
Split:
Remove brackets:
Make a the subject in both equations
The solution can be represented as:
3 is 13 more than 10, and 3 is 30% of 10, so 30% im pretty sure
Answer:
It gains 8 cm
Step-by-step explanation: