Math  /  Algebra

QuestionFirst, complete the story below so that it can be represented by the equation 11x+10=16x11 x+10=16 x. Then, solve for xx. (a) Ann is going to buy xx pizzas tonight.
Restaurant A charges \ \squareperpizza,andthereisa per pizza, and there is a \$$ $\square$ (Choose one) $\square$ Restaurant B charges \$ per pizza, with no other charges or discounts. The total cost (with all charges and discounts) is (Choose one) $\square$ (b) For this equation (and story): $x=$ $\square$

Studdy Solution

STEP 1

1. Ann is buying x x pizzas.
2. Restaurant A charges a certain amount per pizza plus an additional fixed charge.
3. Restaurant B charges a flat rate per pizza with no additional charges.
4. The total cost from both restaurants should be equal.
5. We need to complete the story to match the equation 11x+10=16x 11x + 10 = 16x and solve for x x .

STEP 2

1. Complete the story to match the given equation.
2. Solve the equation for x x .

STEP 3

Complete the story to match the given equation 11x+10=16x 11x + 10 = 16x .
- Restaurant A charges \$11 per pizza, and there is a \$10 delivery charge. - Restaurant B charges \$16 per pizza, with no other charges or discounts. - The total cost from both restaurants is equal.

STEP 4

Solve the equation 11x+10=16x 11x + 10 = 16x .
STEP_2.1: Subtract 11x 11x from both sides to isolate the constant on one side:
11x+1011x=16x11x 11x + 10 - 11x = 16x - 11x 10=5x 10 = 5x
STEP_2.2: Divide both sides by 5 to solve for x x :
x=105 x = \frac{10}{5} x=2 x = 2
The solution for x x is:
x=2 x = \boxed{2}

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