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Questions in Grade High-school

[Homework Help] Joanna measured her waistline and found that it is exactly 265 inches. What kind of data did Joanna derive?

[Homework Help] -3(2x - 3) = 9 - 2(x - 10)

[Homework Help] Solve each equation for the given variable. 16. [tex]$-2 z-x y=x+7$[/tex] for [tex]$x$[/tex] 17. [tex]$\frac{a}{b}-8=\frac{c}{d}$[/tex] for [tex]$a$[/tex] 18. [tex]$6 q r+7 r s-2 s t=-9$[/tex] for [tex]$r$[/tex] 19. [tex]$p=\left(\frac{m+n}{-5}\right)$[/tex] for [tex]$n$[/tex]

[Homework Help] Which of the following choices is the most important to do before starting an exercise program? A. See your doctor B. Talk to your friends for advice C. Lift some weights D. Measure your body fat

[Homework Help] Rank the nine career characteristics in order of their importance to you, with the first being the most important.

[Homework Help] Express the following fraction in simplest form, only using positive exponents. [tex]$\frac{\left(3 a^5 r^2\right)^{-1}}{2 a^{-5} r^{-2}}$[/tex]

[Homework Help] Raintorest data: [tex]$\text { Mean }=7 \quad \sigma^2=12.405 \quad \sigma \approx 3.522$[/tex] When using the formula [tex]$z_x=\frac{x-\mu}{\sigma}$[/tex] for the [tex]$z$[/tex]-score for the 11.7 data point: [tex]$x=\square ; \mu=\square$[/tex]

[Homework Help] A penguin walks south. It completes the first [tex]$\frac{1}{3}$[/tex] mile in [tex]$\frac{1}{5}$[/tex] hour and continues walking at the same rate. What is the penguin's speed in miles per hour? Show your work.

[Homework Help] Simplify the expression below using order of operations. $(-10+(-5)) \times(-7)-1

[Homework Help] Watch Video Evaluate the left hand side to find the value of $a$ in the equation in simplest form: [tex]\left(x^{\frac{2}{5}}\right)^{\frac{3}{2}}=x^a[/tex]