Provide an appropriate response.While solving an equation, why can't you multiply both sides of the equation by zero?
What will be an ideal response?
Answers will vary. One possible answer follows:
Multiplying both sides of the equation by zero creates the identity 0 = 0 which has no unique solution.
Mathematics
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Verify the identity.
= 
What will be an ideal response?
Mathematics
Solve the equation.
- 
= 1
A. {3, -1} B. {3} C. ? D. {-3, -1}
Mathematics
Multiply.-1(-1)(4)(4)(-2)
A. -32 B. 4 C. -4 D. 32
Mathematics
Solve the problem by using two equations with two variables.An 8-cylinder SUV gives 18 miles per gallon in city driving and 21 miles per gallon in highway driving. A 300-mile trip required 15.5 gallons of gasoline. How many whole miles were driven in the city?
A. 153 miles B. 132 miles C. 168 miles D. 147 miles
Mathematics