Explain how to solve an inequality by finding equivalent inequalities

A phone company offers two monthly plans. Plan A costs $11 plus an additional $0.19 for each minute of calls. Plan B costs $18 plus an additional $0.14 for each minute of calls. For what amount of calling do the two plans cost the same?

When dividing x2 + 3x - 17 by x + 5, what divisor do you use in synthetic division?

Let V be the set of vectors in R2 with the following definition of addition and scalar multiplication: Addition: [x1x2]?[y1y2]=[0x2+y2] Scalar Multiplication:?[x1x2]=[0? x2] answer yes or no x? y=y? x for any x and y in V (x? y) ? z=x? (y?

A store sells penut butter in 28-ounce jars for $4.29 and in 16 ounce jars for $2.49. Find the price per ounce for each size jar and determine which jar is the better buy.

Dyna has ran 3 km of her race. If she is 65% of the way done. how long is the race altogether? Round to the nearest tenth.

Solve the equation (5*+7) 1/5 = (8-6*) 1/5

Based on the data set, how does A vary with B and C? A 9 6 2 B 5 20 15 C 3 8 12

The center of a circle is at (-5, 2) and its radius is 7. What is the equation of the circle?

What is 3 x (2 x - 6) - (5 x + 8) + 2 (3 x 2 + 4 x)

Simplify the expression by combining like terms. 1/2d - 3/4d + 3f - 2f