Jack is 5 years older than Sarah. In 3 years, jack will be twice as old as sarah. How old are they now? what variable equation would u use to answer this?

Jack is 5 years older than Sarah. In 3 years, jack will be twice as old as sarah. How old are they now? what variable equation would u use to answer this?

SOLVE EACH QUESTION BELOW FOR PRACTICE. ROLL A PAIR OF DICE, AND FIND THE SUM OF THE TWO NUMBERS SHOWING.

X^2 +9x+c

write a equation that represents the volume

(X+5)/4 + (X-2)/3 = 7

If the perimeter is 24 meters, calculate the value of x. - one of the short sides is 3x-2. -one of the long sides is 4x.

-The largest angle is 12 times the smallest angle -The middle angle is 5 times the smallest angle Find the measures of the angles. Provide a step-by-step discussion regarding how you would...

Please help!!!

a) write an equation that models the number of magazines that john can afford. b)solve the equation.

This is the fourth time to share this question and no answers Here is it and i found an answer but i can't understand any thing neither the question nor the answer so i need help please and if there...

A two-digit number ,the sum of its digits is 11 if the two digits are reversed,then the resulted number is 27 more than the original number what is the original number? i need a detailed...

the hypotenuse length of a right angled triangle is 10cm and the length of the two sides of the right angle are x and y cm. if the perimeter =24 find the area i tried using pythagoras and...

In a party of a school,290 tickets of the party had been sold.if the selling price to the student in the school is one pound and for his guest the selling price is 3 pounds .the selling price for...

Write an equation for y, the total cost of the jerseys, in terms of x, the number of jerseys made. How much money would the total cost be if there were 20 members of the math team? Show the work...

His grandfather agreed to add $4.00 to Theo's donation amount and then donate half of that sum. Theo's grandfather donated $4.25. Write and solve an equation to find the amount of Theo's donation...

I am supposed to make an equation before I solve. Please help!!!

Find the solutions to the following equation: (x2 − 81)(x + 5) = 0

Use an equation to solve this problem, and provide an explanation

An object is launched from the ground. The object’s height, in feet, can be described by the quadratic function h(t) = 80t – 16t2, where t is the time, in seconds, since the object was launched....

Solve √5-x=2x both graphically and algebraically.