We can solve this using the FOIL method.
= (7x + 3)(7x - 3)
= (7x * 7x) + (7x * -3) + (3 * 7x) + (3 * -3)
= 49x - 21x + 21x - 9
= 49x - 9
Hope This Helped! Good Luck!
Answer:
x = 5/-8
Step-by-step explanation:
4x = 12x + 5
4x - 12x = 5
-8x = 5
x = 5/-8
Answer:
The equation to find the total number of cheese crackers in the pack is:
Step-by-step explanation:
The question will be solved by making a simple linear equation in one variable.
Given that 1/3 of the total number of cheese crackers is 17.
Let x be the number of cheese crackers
The according to the given statement the equation will be:
We just have to multiply both sides of equation by 3 to find the total number of cheese crackers in the pack
Hence,
The equation to find the total number of cheese crackers in the pack is:
Answer:
7
Step-by-step explanation:
(7/8)(8)=7
Answer:
Step-by-step explanation:
Represent the number as x
Difference of the number and x:
--- (1)
Sum of 3 times the number and 12:
---- (2)
Equate 1 and 2
Collect Like Terms
Make x the subject