Solve the problem.A square has an area of 49 square inches. If the same amount is added to the length and removed from the width, the resulting rectangle has an area of 45 square inches. Find the dimensions of the rectangle.
A. 3 in. by 4 in.
B. 5 in. by 9 in.
C. 5 in. by 10 in.
D. 4 in. by 9 in.
Answer: B
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Find all real solutions to the system of equations using the substitution method.x2 + y2 = 41x + y = 9
A. (5, -4), (4, -5) B. (-5, 4), (-4, 5) C. (5, 4), (4, 5) D. (-5, -4), (-4, -5)
Write the fraction in lowest terms.
A. 
B. 
C. already in lowest terms
D. 
Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function domain: {cat, dog} range: {Alice, Brad, Carl} B. function domain: {Alice, Brad, Carl} range: {cat, dog} C. not a function
The lengths of the sides of a triangle are given. Determine if the triangle is a right triangle. If it is, identify the hypotenuse.4, 5, 6
A. right triangle; 5 B. right triangle; 4 C. right triangle; 6 D. not right triangle