7x+7y=42; x how do u solve this problem

The total weight of three tables is 16.9 pounds. The first table is twice as heavy as the second table and the weight of the third table is 1/3 the weight of the second table. What is the weight of table one?

3) Factor x2 - 8x - 9. Check

What is 8 thousands 15 hundreds 15 Tens 18 ones written in standard form?

Estimate each quotient tell which method you used 195 divided by 4

How many different ways can an after-school club of 13 students line up? A. 4,826,809 B. 52 C. 6,227,020,800 D. 169

If you was born five years ago how old would u be

What is 5/2 + 7/4 = to?

Solve the inequality -5 (x - 1) > - 40

In the school election, votes were cast for sam, mary, and bill in the ratio of 4:3:2. if a total of 2178 votes were cast, how many votes did mary receive?

How much greater is the volume of the large truck than thr volume of the small truck