Solve & Evaluate
Solving I
Solving II
Solving III
Solving IV
100
This is d=rt solved for t and evaluated for a distance of 24 miles and a rate of 2 miles/hour.
What is t=d/r t=12 hours
100
Solve m - n = 5 for m
m = 5 + n
100
Solve m/k = x for k
k = m/x
100
Solve 5 - b = 2t for t
t = 5-b 2
100
Solve D = m/V for V
V = m/D
200
Solve a=46c for c and evaluate for a=322
c=a/46 c=7
200
Solve x/5 - g = a for x
x = 5(a + g)
200
Solve y = mx + b for x
x = y - b m
200
Solve PV = nRT for T
T = PV nR
200
Solve M = T - R for T
T = M + R
300
The formula A=P+I shows that the total amount of money A received from an investment equals the principal P (the original amount of money invested) plus the interest I. Solve this formula for I and then evaluate for A = 2,500 and P = 1,000.
I = A - P I = 1,500
300
Solve 2a + 2b = c for b
b = c - 2a 2
300
Solve ax + r = 7 for r
r = 7 - ax
300
Solve 4y + 3x = 5 for x
x = 5 - 4y 3
300
Solve 9 + 3x = 2y for x
x = 2/3y - 3
400
The formula C = 2*pi*r relates the circumference C of a circle to its radius r. Solve for r and then evaluate for a circle with a circumference of 15 inches. What is the radius?
r = C/(2*pi) r = 7.5/pi m
400
Solve 3.3x + r = 23.1 for x
x = 23.1 - r 3.3
400
Solve 2/5a - 3/4b = c for a
a = 5/2c + 15/8b
400
Solve 3/5x + 1.4y = 2/5 for y
y = 2/7 - 3/7x
400
Solve t = d/500 + 1/2 for d
d = 500t - 250
500
The formula for a person's typing speed is s = w-10e m where s is speed in words per minute, w is number of words typed, e is the number of errors, and m is the number of minutes typing. Solve for w, then evaluate for 10 minutes typed at 50 words per minute with 10 errors.
w = ms + 10e w = 600
500
Solve s = (1/2)gt2 for g
g = 2s/t2
500
Solve v2 = u2 + 2as for s
s = v2 - u2 2a
500
Solve S = h w f t 35,000 for t
t = 35,000S h w f
500
Solve y = mx + b for m. What can you say about y if m = 0?
m = y - 6 x
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