Show 2 ways to use a doubles fact to find 6+7

Jenny wants to make paintings. The paint costs $20 and each canvas costs $6.50. Write an equation to describe the total cost. How much would it cost to make 6 paintings

How do you simplify this expression then evaluate it if x=2? 5x - 2 + 3 - x

What is the slope of line represents by the equation y=-1/2x+1/4

Choose all correct statements about dividing fractions and whole numbers.

A company purchased a delivery van for $27,000 with a salvage value of $2,300 on september 1, 2014. it has an estimated useful life of 8 years.

The perfect squares between 21 and 52

I need to make this expression true by using grouping symbols. 2x2+3^2 - 4+3x5

Write these decimal fractions in words 42/100

Andrew has only one white and black socks in a drawer. The probability of him pulling out a black sock is 1/5. What is the likelihood of Andrew randomly pulling out a white sock?

Which is the largest? 76%,4/5,.77