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pretest: linear equations
select the correct equations.
phil's age is 7 years more than 5 times peter's age. also, 4 times phil's age is 2 years less than twice peter's age. if xis peter's age in years, identify
the equation that represents this situation and identify the solution to the equation.
x+ 7 = 2x + 2
4 1 / x + 7) = 2x-2
x = 28
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Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

What is the slope of the equation y =