Simplify each expression

1) 4 - 2 + 3-7x²

How to solve the linear equation 3x+1=7-6x?

4 out of 5 doctors use x brand aspirin if 1500 doctors were surveyed how many used x brand aspirin

How many minutes are in 25% of one day?

A ballroom has a square dance floor. The area of the floor is 400 square feet. If the length of each side of the square increased by one foot, would its area be a rational number? Choose each statement that is true about the new dance floor.

Select an (even) integer randomly from the set {0, 2, 4, 6, 8}. then select an integer randomly from the set {0, 1, 2, 3, 4}. let x equal the integer that is selected from the first set and let y equal the sum of the two integers.

A store buys a cell phone cover for the wholesale

What property shows that 2/5 x 1 = 40/100

NeNe tripled a cookie recipe for a party. The original recipe called for 4.25 cups of sugar. NeNe tripled the sugar amount and poured it into a mixing bowl. The mixing bowl got knocked over and 3.46 cups of sugar spilled.

Maya is on the swim team. Each day she swims 800 m. How many kilometers does she swim each day?

the price to mail letter at the post office is $0.49 for the first ounce and $0.21 for each additional ounce. amrit paid $1.96 to mail his letter. how much did the letter weight