There is a sales tax of $16 on an item the costs $232 before tax. The sales tax on a second item is $22. How much does the secon
1 answer:
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Answer:
x=-1/2
Step-by-step explanation:
and now we check
so the answer is -1/2
Answer:
Raul's errors are in the application of the distributive property(he applied it wrongly), in not respecting the precedence of operations, and in the multiplication of two terms with the same base(we add the exponent).
Step-by-step explanation:
Distributive property:
The distributive property of multiplication is:
a*(b + c) = a*b + a*c
Precedence of operations:
First multiplication, then addition.
Multiplication of terms with the same base:
The multiplication of h*h = h², which Raul missed.
The correct simplification is given by: