4. Solve the system by substitution.

y=-x2+2x+10

y=x+4

When you combine equal groups to find how many in all what it means

Sal brought $7.50 to the fair and Karma brought $8.75 to the fair. Which expression shows the total amount they brought? A) $8.75 - $7.50 = $16.25 B) $8.75 + $7.50 = $15.25 C) $8.75 - $7.50 = $1.25 D) $8.75 + $7.50 = $16.25

How can u show that two objects are proportional using a table

The sum of Jack and his father's ages is 52. Jack's father's age is 2 less than 5 times Jack's age. Find the ages of Jack and his father. 10, 42 9,43 09.01 9,45

Determine whether the situation calls for a survey, an observational study, or an experiment. You want to find out if years of jogging has an effect on cardiovascular health.

What is 5,392,029,004 in word form?

Which is the best estimate of the mass os a basketball

3x = 2y. Is this equation a linear or non-linear relation? How do you know?

The hypotenuse of a right triangle is 14 centimeters long. One of the legs of the triangle is 6 centimeters. What is the length of the triangle's other leg?

7. Suppose you earn $15 for each car you wash. Which function describes the relationship between your total earnings Eand the number of cars you wash, c?