Solve.A digital photograph is 10 pixels longer than it is wide and has a total area of 4200 pixels. Find the dimensions of this photograph.
A. 80 × 90 pixels
B. 50 × 60 pixels
C. 60 × 70 pixels
D. 70 × 80 pixels
Answer: C
Mathematics
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Provide an appropriate response.Evaluate 82 + 4 - 9 following the order of operations without using a calculator.
A. 59 B. 21 C. 11 D. 69
Mathematics
Factor:
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 120xy
Mathematics
Write an equivalent expression by factoring out the greatest common factor.28m9 + 40m7 + 12m5
A. -4m5(7m4 - 10m2 - 3) B. m5(28m4 + 40m2 + 12) C. 4(7m9 + 10m7 + 3m5) D. 4m5(7m4 + 10m2 + 3)
Mathematics