Algebra Ch 1 Review
A farmer's total payment for tools and compost over the course of two years is $27,894. Write and solve an equation to find the payment for the second year if the first year's payment is $10,205.
10,205 + x = 27,894 answer: $17,689
A farmer's total payment for tools and compost over the course of two years is $21,894. Write and solve an equation to find the payment for the second year if the first year's payment is $10,955.
10,955 + x = 21,894 answer: $10,939
A farmer's total payment for tools and compost over the course of two years is $24,394. Write and solve an equation to find the payment for the second year if the first year's payment is $11,955.
11,955 + x = 24,395 answer: $12,439
A startup software company's total investment for the first two years is $24,894. Write and solve an equation to find the investment for the second year if the first year's investment is $13,205.
13,205 + x = 24,894 answer: $11,689
Julia's class has collected 171 cans in a food drive. They plan to sort the cans into p bags, with an equal number of cans in each bag. Write an expression to show how many cans there will be in each bag.
171/y
Evaluate the expression xy for x = 7 and y = 3
21
Evaluate the expression xy for x = 7 and y = 4
28
Ramona's class has collected 72 cans in a food drive. They plan to sort the cans into y bags, with an equal number of cans in each bag. Write an expression to show how many cans there will be in each bag.
72/y
|6x-4|+8=7
No solution
|x-6| +9 =7
No solution
Solve x -8 -8x = 2 - 7x - 10. Tell whether the equation has infinitely many solutions or no solutions.
Only one solution
The formula for the resistance of a conductor with voltage V and current I is r = v/i. Solve for V.
V = Ir
Solve 4x- z = y. For x
X= y+Z/4
Solve 9|x-5| = 36
X=9 or x=1
solve 3/7b = 69
b= 161
22b + 26 - 14b = 34
b=1
45c + 10 - 29c = 26
c=1
i/30 - 3/5 = 1/5
i = 24
Solve i/20 - 5/5 = 4/5
j= 36
2.4 = 3 (m+ 4)
m= -3.4
14m = 168
m= 12
Solve x-5-4x= 7-3x-12. Tell whether the equation has infinitely many solutions or no solutions.
only one solution
q- 3 = 18
q = 21
9q = 117
q= 13
z - 7 = 96
s= 103
Give two ways to write the algebraic expression a ÷ 3 in words.
the quotient of a and 3 a divided by 3
Give two ways to write the algebraic expression a ÷ 3 in words.
the quotient of y and 15 y divided by 15
5(1-2w) + 8w = 15
w= -5
8|x-4|=32
x=8 or x=0
solve 2/5z = 72
z= 72