Solve the following system using substitution. Be sure to check your solution. Show every step.

-2x + 5y = 19

3x - 4 = y

In august Cory begins school shopping for his triplet girls one day he bought 10 pairs of socks for 2.50$ each and 3 pairs of shoes for d dollars he spent a total of 135.97$ write and solve an equation to find the cost of one pair of shoes

Eoin plans to purchase 6.50 pounds of cheese that costs $4.75 per pound. He used the following steps to estimate the cost. Step 1: Round 6.50 pounds up to 7. Step 2: Round $4.75 up to $5.00. Step 3: Multiply 5 by 7 to get 35.

A right rectangular prism is shown. What shape best describes the cross section cut parallel to the base of a right rectangular prism? Rectangle Parallelogram Square Trapezoid

Write and solve a word problem that can be modeled by addition of two negative numbers integers

Which number is a common factor of 48 and 72? A) 7 B) 9 C) 12 D) 16

Susan bought 1 kilogram bag of grapes

Rob bought one jar of sun-dried tomatoes for $4. How many jars can Mofor buy if he has $8?

What is 20.35 divided by 3 in the standard algorithm

A stadium must have 10 attendants at the stadium parking lot and two each at the satellite lots. each attendant makes $10/hour.

Dixon and his little sister Ariadne stand next to each other on the playground on a sunny afternoon. Their mother measured their shadows. Dixon's shadow is 18 feet long and is 18 feet long and ariadne's shadow is 15 feet long.