1/2 (d+8) = 10 what's the answer to this

to start to solve the system of equations below, which number would you multiply in the equation - 2x-5y=-1? The two equations are - 2x-5y=-1 and 4x+2y=8

Melissa and Angie baked 15 pies for the bake sale on Pi Day and were surprised when they sold every piece for $2.00 each. If their ingredients were $15.

Factor out the coefficient of the variable 3/8d + 3/4=

Simplify: (3a - 4) ^2 A) 9a^2 - 16 B) 9a^2 - 24a + 16 C) 6a^2 - 24a + 8 D) 9^2a - 7 + 16

A principle estimated that 400 people attended the performance of the school play. after counting the tickets, he found that 423 people attended. What was the percent error in the principal's estimate?

A train travelled a distance of 6,000km from Lahore to Karachi in 22 hours. And during travel from Karachi to Lahore the train got late due to engine failure and reached Lahore in 28 hours.

Which is an equation of a line that has a slope of 6 and a y-intercept of (0, 12) ?

What is the perimeter of a triangle with sides of 12 inches, 9 inches, 15

Find how many quarts of 5% butterfat milk and 1% butterfat milk should be mixed to yield 60 quarts of 3% milk

Suppose you roll a regular 6-faced dice 600 times. About how many times would you expect to get a 4