Solve the system of linear equations by substitution

x-y=4

2x-3y=3

What 3 countries still use customary

Put the following equation of a line into slope-intercept form, simplifying all fractions. 15x - by = 6

What is 1/4 times 1/2

Q=2p+1/2 is it proportional or non proportional?

Find the linear function f (x) that satisfies f (-3)

how would you rewrite this expression with parentheses to equal the given value: 5+3*2-6. you have to make it equal 10.

Simplify the algebraic expression: 15xy - 13 + 4x + 3y + xy + 21

At 3:00 ok a truck and a car leave the same intersection traveling in the same direction. The truck is traveling at 43 mph and the car is traveling at 58 mph. At what time will they be 12 mi apart?

Express the recurring decimal 0.56 as a fraction in its simplest form

A square garden plot measures 44 yards on each side. What is the length of the diagonal of this plot?