Which expression can be substituted for x in the top equation of the following system to solve the system by substitution? 2x-7y=15 x+4y=6

Model each problem as an equation, and then match it to its solution. The solutions are 11, 4, and 5.

There are (36) 2 ⋅ 30 candies in a store. What is the total number of candies in the store?

Write five million in figures

Stephen is covering a box with felt. The box is in the shape of a rectangular prism. The height is 12 in. The length and width of the base are 5 in. And 6 in. How much felt does Stephen need to completely cover the box?

g Bob's farm harvests corns worth 83 thousand dollars (and nothing else). In each year, there is a 38% chance that a storm will attack and leaves him with only 20 thousand dollars worth of the corns.

What are the factors of x2 - 4x - 5? Check all that apply.

What is 8.7x10 (exponent 2 on the ten) in standard form

ben went to the hardware store and bought 15 pieces of rope of equal length. The total length of the ropes was 326.7 meters. How long was each rope?

What is the value of 3 x squared minus 5 x y + 5 y squared for x = negative 6 and y = 2?

When a number x is multiplied by 9, the result is 35. What is the value of x?