Solve the following system of equations graphically.
x + y - 4 = 0
x - y = 0
the solution lies in quadrant

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93