Solve the system of 3 equations by substitution
Solve the system by substitutionx+y+z=102x-7y+8z=47x-2y-5z=-29
09/16/21
Solve the following formula for the indicated variable y.
Solve the following formula for the indicated variable y.3x + y = 8Select one:a.y = -3x + 8b.y = 3x - 8c.y = 3x + 8d.y = -3x - 8
08/27/21
How to simplify expressions
Use the product rule to simplify expression. Assume that variables represent nonnegative real numbers.
08/25/19
Solving Quadratic Equations
The square of a number is equal to 15 more than the twice number. Finad all such numbers.
08/24/19
Suppose you have 20 feet of fencing that you want to put around a hexagonal garden. How long will each side of the fence be?
How do I figure out an answer for this?
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