30T Spaloid Suipiing JOI SIPLPI snouPA Sáng kueduO) uooUSsUO) V able shows the costs for various pounds of the materials. Material Weight Cost The relationship between the cost, y, in dollars, of z concrete 80 pounds $4.80 pounds of concrete can be modeled by a steel 160 pounds $120.00 proportional equation. 12 pounds $3.48 wood Part A The equation is y = r. Part B At this rate, how much do 150 pounds of concrete cost? Enter the answer in the space provided.

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Q: sasser A ixl.com/math/geometry/properties-of-trapezoids DPBC Bookmarks Maya Paniagua- Cl.. Geometry…

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.