Answer:
1 Use Difference of Squares:
a^2-b^2=(a+b)(a−b).
10(x^2-4^2)
2 Simplify 4^2 to 16
10(x^2 −16)
3 Expand by distributing terms.
10x^2 −160
Step-by-step explanation:
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§ALEX§
A=3/7 b=4....................
Dan had 52
shown work: 29 x 2=58 58-6=52
Answer: 2
Step-by-step explanation: 1/2 x 4 = 4/2 = 2/1 = 2.
Hence thirty two dollars , is the solution
