If 70=18x-4+9x-2 what's the value of X

each week, Alfonso earned $85 for every shift he works at the theater and $15 for every dog-walking job. He uses the expression 85x + 15 y to keep track of his earnings. How many terms are in the expression, what are they, and how do you know?

Lucy has a jewelry business. To make a certain necklace, she spends $3.38 on materials and $5.57 on labor. She then sells the necklace for $15.99. Lucy's profit on the necklace is equal to the sale price minus the cost of materials and labor.

Simplify. Write your answer using whole numbers and variables. q2+4q-21 q-3 Ps. The problem is q to The second power plus 4Q - 21 over Q - 3

Name the lengths of the sides of three rectangles that have perimeters of 14 units

8 ways to get 24 using only 3 numbers and only using multiplacation.

What percentage of people has an IQ score between 40 and 160 ? (b) What percentage of people has an IQ score less than 80 or greater than 120 ? (c) What percentage of people has an IQ score greater than 140 ?

A bookshelf is 14 inches wide there is enough space for 2 shelves one shelf is 2 inches wide how wide is the wider shelf?

As time, t, passes, the concentration of organisms in a seawater sample is modeled by the function: C (t) = 0.80 (1.

If you roll a 6-sided die 6 times, what is the best prediction possible for the number of times you will roll a five?

Nia family bought 2 lb chesse and 1/4 pound was left. How much was eaten