it’s system of substitutions ?
so try
a = 2
b = 5
The answer is: " x = 11 ¼ " ; or write as: " x = 11.25 " .
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Explanation:
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(40*9) ÷ (4*8) = x ; Solve for "x" ;
(40 * 9 = 360) .
(4 * 8 = 32) .
(360) ÷ (32) = 45/4 = 11 ¼ ; or write as: 11.25 .
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Answer:
Step-by-step explanation:
35 = x% of 70
35 = 1/2 of 70
x% = 50%
x = 50
+2